Fix menu item parents not being loaded into dropdown

This also means that when you edit and save a menu item, it gets moved out of its parent to the root of the menu.
Signed-off-by: Micheal Mand <micheal@kmdwebdesigns.com>

Modules/Menu/Http/Controllers/Admin/MenuItemController.php

@@ -84,7 +84,7 @@ class MenuItemController extends AdminBaseController
      */
     private function getMenuSelect($menu)
     {
-        return $menu->menuitems()->where('is_root', '!=', true)->get()->nest()->listsFlattened('title');
+        return $menu->menuitems()->where('is_root', '!=', true)->get()->noCleaning()->nest()->listsFlattened('title');
     }
 
     /**