Issue #3112368 by Hardik_Patel_12, hash6: Remove unused variables from menu_ui module

core/modules/menu_ui/src/Plugin/Validation/Constraint/MenuSettingsConstraintValidator.php

@@ -16,7 +16,6 @@ class MenuSettingsConstraintValidator extends ConstraintValidator {
   public function validate($entity, Constraint $constraint) {
     if (isset($entity) && !$entity->isNew() && !$entity->isDefaultRevision()) {
       $defaults = menu_ui_get_menu_link_defaults($entity);
-      $violation_path = NULL;
 
       // If the menu UI entity builder is not present and the menu property has
       // not been set, do not attempt to validate the menu settings since they