Fix a typo on Messenger handler results example

Author: alepdev

messenger/handler_results.rst

@@ -43,7 +43,7 @@ that has a ``$messageBus`` property::
     namespace App\Action;
 
     use App\Message\ListItemsQuery;
-    use App\MessageHandler\ListItemsQueryResult;
+    use App\MessageHandler\ListItemsResult;
     use Symfony\Component\Messenger\HandleTrait;
     use Symfony\Component\Messenger\MessageBusInterface;