Fixes msvc warnings

Try fixes the following warnings:
```
Checking Build System
  Building Custom Rule C:/projects/jerryscript/CMakeLists.txt
  Building Custom Rule C:/projects/jerryscript/jerry-core/CMakeLists.txt
  jerry-debugger-transport.c
  jerry-debugger.c
  jerry-module.c
  jerry-snapshot.c
  jerryscript.c
C:\projects\jerryscript\jerry-core\api\jerryscript.c(3239): warning C4028: formal parameter 1 different from declaration [C:\projects\jerryscript\build\jerry-core\jerry-core.vcxproj]
  debugger.c
  ecma-alloc.c
  ecma-gc.c
  ecma-errors.c
  ecma-extended-info.c
  ecma-helpers-collection.c
  ecma-helpers-conversion.c
C:\projects\jerryscript\jerry-core\ecma\base\ecma-helpers-conversion.c(295): warning C4028: formal parameter 2 different from declaration [C:\projects\jerryscript\build\jerry-core\jerry-core.vcxproj]
C:\projects\jerryscript\jerry-core\ecma\base\ecma-helpers-conversion.c(724): warning C4146: unary minus operator applied to unsigned type, result still unsigned [C:\projects\jerryscript\build\jerry-core\jerry-core.vcxproj]
  ecma-helpers-errol.c
  ecma-helpers-external-pointers.c
  ecma-helpers-number.c
  ecma-helpers-string.c
  ecma-helpers-value.c
  ecma-helpers.c
  ecma-init-finalize.c
  ecma-lcache.c
  Generating Code...
  Compiling...
  ecma-line-info.c
  ecma-literal-storage.c
  ecma-module.c
  ecma-property-hashmap.c
  ecma-builtin-aggregateerror.c
  ecma-builtin-aggregateerror-prototype.c
  ecma-builtin-array-iterator-prototype.c
  ecma-builtin-array-prototype-unscopables.c
  ecma-builtin-array-prototype.c
  ecma-builtin-array.c
  ecma-builtin-arraybuffer-prototype.c
  ecma-builtin-arraybuffer.c
  ecma-builtin-async-from-sync-iterator-prototype.c
  ecma-builtin-async-function-prototype.c
  ecma-builtin-async-function.c
  ecma-builtin-async-generator-function.c
  ecma-builtin-async-generator-prototype.c
  ecma-builtin-async-generator.c
  ecma-builtin-async-iterator-prototype.c
  ecma-builtin-atomics.c
  Generating Code...
  Compiling...
  ecma-builtin-bigint-prototype.c
  ecma-builtin-bigint.c
  ecma-builtin-boolean-prototype.c
  ecma-builtin-boolean.c
  ecma-builtin-dataview-prototype.c
  ecma-builtin-dataview.c
  ecma-builtin-date-prototype.c
  ecma-builtin-date.c
  ecma-builtin-error-prototype.c
  ecma-builtin-error.c
  ecma-builtin-evalerror-prototype.c
  ecma-builtin-evalerror.c
  ecma-builtin-function-prototype.c
  ecma-builtin-function.c
  ecma-builtin-generator-function.c
  ecma-builtin-generator-prototype.c
  ecma-builtin-generator.c
  ecma-builtin-global.c
  ecma-builtin-handlers.c
  ecma-builtin-helpers-date.c
  Generating Code...
  Compiling...
  ecma-builtin-helpers-error.c
  ecma-builtin-helpers-json.c
  ecma-builtin-helpers-sort.c
  ecma-builtin-helpers.c
  ecma-builtin-intrinsic.c
  ecma-builtin-iterator-prototype.c
  ecma-builtin-json.c
  ecma-builtin-map-iterator-prototype.c
  ecma-builtin-map-prototype.c
  ecma-builtin-map.c
  ecma-builtin-math.c
  ecma-builtin-number-prototype.c
  ecma-builtin-number.c
  ecma-builtin-object-prototype.c
  ecma-builtin-object.c
  ecma-builtin-promise-prototype.c
  ecma-builtin-promise.c
  ecma-builtin-proxy.c
  ecma-builtin-rangeerror-prototype.c
  ecma-builtin-rangeerror.c
  Generating Code...
  Compiling...
  ecma-builtin-referenceerror-prototype.c
  ecma-builtin-referenceerror.c
  ecma-builtin-reflect.c
  ecma-builtin-regexp-prototype.c
  ecma-builtin-regexp-string-iterator-prototype.c
  ecma-builtin-regexp.c
  ecma-builtin-set-iterator-prototype.c
  ecma-builtin-set-prototype.c
  ecma-builtin-set.c
  ecma-builtin-shared-arraybuffer-prototype.c
  ecma-builtin-shared-arraybuffer.c
  ecma-builtin-string-iterator-prototype.c
  ecma-builtin-string-prototype.c
  ecma-builtin-string.c
  ecma-builtin-symbol-prototype.c
  ecma-builtin-symbol.c
  ecma-builtin-syntaxerror-prototype.c
  ecma-builtin-syntaxerror.c
  ecma-builtin-type-error-thrower.c
  ecma-builtin-typeerror-prototype.c
  Generating Code...
  Compiling...
  ecma-builtin-typeerror.c
  ecma-builtin-urierror-prototype.c
  ecma-builtin-urierror.c
  ecma-builtin-weakmap-prototype.c
  ecma-builtin-weakmap.c
  ecma-builtin-weakref-prototype.c
  ecma-builtin-weakref.c
  ecma-builtin-weakset-prototype.c
  ecma-builtin-weakset.c
  ecma-builtins.c
  ecma-builtin-bigint64array-prototype.c
  ecma-builtin-bigint64array.c
  ecma-builtin-biguint64array-prototype.c
  ecma-builtin-biguint64array.c
  ecma-builtin-float32array-prototype.c
  ecma-builtin-float32array.c
  ecma-builtin-float64array-prototype.c
  ecma-builtin-float64array.c
  ecma-builtin-int16array-prototype.c
  ecma-builtin-int16array.c
  Generating Code...
  Compiling...
  ecma-builtin-int32array-prototype.c
  ecma-builtin-int32array.c
  ecma-builtin-int8array-prototype.c
  ecma-builtin-int8array.c
  ecma-builtin-typedarray-helpers.c
  ecma-builtin-typedarray-prototype.c
  ecma-builtin-typedarray.c
  ecma-builtin-uint16array-prototype.c
  ecma-builtin-uint16array.c
  ecma-builtin-uint32array-prototype.c
  ecma-builtin-uint32array.c
  ecma-builtin-uint8array-prototype.c
  ecma-builtin-uint8array.c
  ecma-builtin-uint8clampedarray-prototype.c
  ecma-builtin-uint8clampedarray.c
  ecma-arguments-object.c
  ecma-array-object.c
  ecma-arraybuffer-object.c
  ecma-async-generator-object.c
  ecma-atomics-object.c
  Generating Code...
  Compiling...
  ecma-big-uint.c
  ecma-bigint-object.c
  ecma-bigint.c
  ecma-boolean-object.c
  ecma-comparison.c
  ecma-container-object.c
  ecma-conversion.c
  ecma-dataview-object.c
  ecma-eval.c
  ecma-exceptions.c
  ecma-function-object.c
  ecma-get-put-value.c
  ecma-iterator-object.c
  ecma-jobqueue.c
  ecma-lex-env.c
  ecma-number-object.c
  ecma-objects-general.c
  ecma-objects.c
  ecma-promise-object.c
  ecma-proxy-object.c
  Generating Code...
  Compiling...
  ecma-reference.c
  ecma-regexp-object.c
  ecma-shared-arraybuffer-object.c
  ecma-string-object.c
  ecma-symbol-object.c
  ecma-typedarray-object.c
  jcontext.c
  jmem-allocator.c
  jmem-heap.c
  jmem-poolman.c
  jrt-fatals.c
  jrt-logging.c
  lit-char-helpers.c
C:\projects\jerryscript\jerry-core\lit\lit-char-helpers.c(141): warning C4018: '<=': signed/unsigned mismatch [C:\projects\jerryscript\build\jerry-core\jerry-core.vcxproj]
C:\projects\jerryscript\jerry-core\lit\lit-char-helpers.c(517): warning C4028: formal parameter 2 different from declaration [C:\projects\jerryscript\build\jerry-core\jerry-core.vcxproj]
  lit-magic-strings.c
  lit-strings.c
  byte-code.c
  common.c
  js-lexer.c
  js-parser-expr.c
  js-parser-line-info-create.c
  Generating Code...
  Compiling...
  js-parser-mem.c
  js-parser-module.c
  js-parser-statm.c
  js-parser-tagged-template-literal.c
  js-parser-util.c
  js-parser.c
  js-scanner-ops.c
  js-scanner-util.c
C:\projects\jerryscript\jerry-core\parser\js\js-scanner-util.c(2257): warning C4090: 'function': different 'const' qualifiers [C:\projects\jerryscript\build\jerry-core\jerry-core.vcxproj]
C:\projects\jerryscript\jerry-core\parser\js\js-scanner-util.c(2486): warning C4090: 'function': different 'const' qualifiers [C:\projects\jerryscript\build\jerry-core\jerry-core.vcxproj]
  js-scanner.c
  parser-errors.c
  re-bytecode.c
  re-compiler.c
  re-parser.c
  opcodes-ecma-arithmetics.c
  opcodes-ecma-bitwise.c
  opcodes-ecma-relational-equality.c
  opcodes.c
  vm-stack.c
  vm-utils.c
  vm.c
  Generating Code...
  jerry-core.vcxproj -> C:\projects\jerryscript\build\lib\Debug\jerry-core.lib
  Building Custom Rule C:/projects/jerryscript/jerry-ext/CMakeLists.txt
  arg-js-iterator-helper.c
  arg-transform-functions.c
  arg.c
  debugger-common.c
  debugger-rp.c
  debugger-serial.c
  debugger-sha1.c
  debugger-tcp.c
  debugger-ws.c
  handle-scope-allocator.c
  handle-scope.c
  module.c
  handlers.c
  print.c
  properties.c
  repl.c
  sources.c
  test262.c
  Generating Code...
  jerry-ext.vcxproj -> C:\projects\jerryscript\build\lib\Debug\jerry-ext.lib
  Building Custom Rule C:/projects/jerryscript/jerry-port/CMakeLists.txt
  jerry-port-context.c
  jerry-port-fs.c
  jerry-port-io.c
  jerry-port-process.c
  jerry-port-unix-date.c
  jerry-port-unix-fs.c
  jerry-port-unix-process.c
  jerry-port-win-date.c
  jerry-port-win-fs.c
  jerry-port-win-process.c
  Generating Code...
```

The following warnings can not be fixed properly by direct cast, as byte code can resident in ready-only ROM,
looking for suggestion.
```
[build] [207/235  82% :: 5.305] Building C object jerry-core\CMakeFiles\jerry-core.dir\parser\js\js-scanner-util.c.obj
[build] E:\CI-Cor\acrop\acrop-deps\acrop-jerry\jerryscript\jerry-core\parser\js\js-scanner-util.c(2257): warning C4090: 'function': different 'const' qualifiers
[build] E:\CI-Cor\acrop\acrop-deps\acrop-jerry\jerryscript\jerry-core\parser\js\js-scanner-util.c(2486): warning C4090: 'function': different 'const' qualifiers
```
The code is
```
        memcpy (&literal.char_p, data_p + 2 + 1, sizeof (uintptr_t));
```

Author: lygstate

jerry-core/ecma/base/ecma-helpers-conversion.c

@@ -289,7 +289,7 @@ ecma_uint64_normalize_shift (uint64_t n) /**< integer to count leading zeros in
  */
 ecma_number_t
 ecma_utf8_string_to_number_by_radix (const lit_utf8_byte_t *str_p, /**< utf-8 string */
-                                     const lit_utf8_size_t string_size, /**< end of utf-8 string  */
+                                     lit_utf8_size_t string_size, /**< end of utf-8 string  */
                                      uint32_t radix, /**< radix */
                                      uint32_t options) /**< option flags */
 {
@@ -721,7 +721,7 @@ ecma_number_to_uint32 (ecma_number_t num) /**< ecma-number */
   JERRY_ASSERT (num_in_uint32_range < uint64_2_pow_32);
   uint32_t uint32_num = (uint32_t) num_in_uint32_range;
 
-  const uint32_t ret = sign ? -uint32_num : uint32_num;
+  const uint32_t ret = sign ? (0 - uint32_num) : uint32_num;
 
 #ifndef JERRY_NDEBUG
   if (sign && uint32_num != 0)

jerry-core/include/jerryscript-core.h

@@ -602,7 +602,7 @@ jerry_value_t jerry_object_find_own (const jerry_value_t object,
  * @{
  */
 jerry_value_t jerry_object_delete (jerry_value_t object, const jerry_value_t key);
-jerry_value_t jerry_object_delete_sz (const jerry_value_t object, const char *key_p);
+jerry_value_t jerry_object_delete_sz (jerry_value_t object, const char *key_p);
 jerry_value_t jerry_object_delete_index (jerry_value_t object, uint32_t index);
 bool jerry_object_delete_internal (jerry_value_t object, const jerry_value_t key);
 bool jerry_object_delete_native_ptr (jerry_value_t object, const jerry_object_native_info_t *native_info_p);

jerry-core/lit/lit-char-helpers.c

@@ -136,12 +136,13 @@ lit_char_is_white_space (lit_code_point_t c) /**< code point */
     return true;
   }
 
-  return (c <= LIT_UTF16_CODE_UNIT_MAX
-          && ((c >= lit_unicode_white_space_interval_starts[0]
-               && c <= lit_unicode_white_space_interval_starts[0] + lit_unicode_white_space_interval_lengths[0])
-              || lit_search_char_in_array ((ecma_char_t) c,
-                                           lit_unicode_white_space_chars,
-                                           NUM_OF_ELEMENTS (lit_unicode_white_space_chars))));
+  return (
+    c <= LIT_UTF16_CODE_UNIT_MAX
+    && ((c >= lit_unicode_white_space_interval_starts[0]
+         && c <= (uint32_t) (lit_unicode_white_space_interval_starts[0] + lit_unicode_white_space_interval_lengths[0]))
+        || lit_search_char_in_array ((ecma_char_t) c,
+                                     lit_unicode_white_space_chars,
+                                     NUM_OF_ELEMENTS (lit_unicode_white_space_chars))));
 } /* lit_char_is_white_space */
 
 /**

jerry-core/lit/lit-char-helpers.h

@@ -234,7 +234,7 @@ size_t lit_code_point_to_cesu8_bytes (uint8_t *dst_p, lit_code_point_t code_poin
 size_t lit_code_point_get_cesu8_length (lit_code_point_t code_point);
 void lit_four_byte_utf8_char_to_cesu8 (uint8_t *dst_p, const uint8_t *source_p);
 uint32_t lit_char_hex_lookup (const lit_utf8_byte_t *buf_p, const lit_utf8_byte_t *const buf_end_p, uint32_t lookup);
-uint32_t lit_parse_decimal (const lit_utf8_byte_t **buffer_p, const lit_utf8_byte_t *const buffer_end_p);
+uint32_t lit_parse_decimal (const lit_utf8_byte_t **buffer_p, const lit_utf8_byte_t *buffer_end_p);
 bool lit_find_char_in_string (ecma_string_t *str_p, lit_utf8_byte_t c);
 
 /**