minor fix

Author: hardikSinghBehl

spring-boot/validation/src/main/java/io/reflectoring/validation/ProgrammerStereotype.java

@@ -18,8 +18,8 @@
 
   String message() default "Stereotype violation detected! IDE and language not vibing.";
 
-  Class<?>[] groups() default { };
+  Class<?>[] groups() default {};
 
-  Class<? extends Payload>[] payload() default { };
+  Class<? extends Payload>[] payload() default {};
 
 }

spring-boot/validation/src/main/java/io/reflectoring/validation/controller/controlleradvice/ErrorHandlingControllerAdvice.java

@@ -20,7 +20,7 @@ class ErrorHandlingControllerAdvice {
 
   @ExceptionHandler(ConstraintViolationException.class)
   ProblemDetail handle(ConstraintViolationException exception) {
-    List < Violation > violations = new ArrayList < > ();
+    List<Violation> violations = new ArrayList<>();
     for (ConstraintViolation<?> violation: exception.getConstraintViolations()) {
       violations.add(new Violation(violation.getPropertyPath().toString(), violation.getMessage()));
     }
@@ -32,7 +32,7 @@ ProblemDetail handle(ConstraintViolationException exception) {
 
   @ExceptionHandler(MethodArgumentNotValidException.class)
   ProblemDetail handle(MethodArgumentNotValidException exception) {
-    List < Violation > violations = new ArrayList < > ();
+    List<Violation> violations = new ArrayList<>();
     for (FieldError fieldError: exception.getBindingResult().getFieldErrors()) {
       violations.add(new Violation(fieldError.getField(), fieldError.getDefaultMessage()));
     }