CMake: remove starting '.' from GODOTCPP_SUFFIX

Author: enetheru

cmake/godotcpp.cmake

@@ -323,7 +323,7 @@ function(godotcpp_generate)
     string(
         CONCAT
         GODOTCPP_SUFFIX
-        "$<1:.${SYSTEM_NAME}>"
+        "$<1:${SYSTEM_NAME}>"
         "$<1:.${GODOTCPP_TARGET}>"
         "$<${IS_DEV_BUILD}:.dev>"
         "$<$<STREQUAL:${GODOTCPP_PRECISION},double>:.double>"
@@ -365,7 +365,7 @@ function(godotcpp_generate)
             BUILD_RPATH_USE_ORIGIN ON
 
             PREFIX      "lib"
-            OUTPUT_NAME "${PROJECT_NAME}${GODOTCPP_SUFFIX}"
+            OUTPUT_NAME "${PROJECT_NAME}.${GODOTCPP_SUFFIX}"
 
             ARCHIVE_OUTPUT_DIRECTORY "$<1:${CMAKE_BINARY_DIR}/bin>"