change validation rule for permissions column

packages/Webkul/Admin/src/Http/Controllers/Settings/RoleController.php

@@ -56,7 +56,7 @@ public function store()
             'name'            => 'required',
             'permission_type' => 'required',
             'description'     => 'required',
-            'permissions'     => 'required_unless:permission_type,all',
+            'permissions'     => 'required',
         ]);
 
         Event::dispatch('user.role.create.before');