Fix style

Author: stevebauman

tests/Validation/ValidationValidatorTest.php

@@ -633,7 +633,7 @@ public function testCustomException()
 
         $v = new Validator($trans, ['name' => ''], ['name' => 'required']);
 
-        $exception = new class ($v) extends ValidationException {};
+        $exception = new class($v) extends ValidationException {};
         $v->setException($exception);
 
         try {