issue 1022. fix missing _route on live components batch requests

Author: arrabiata-asanz

src/LiveComponent/src/Controller/BatchActionController.php

@@ -38,6 +38,7 @@ public function __invoke(Request $request, MountedComponent $_mounted_component,
                 '_component_action_args' => $action['args'] ?? [],
                 '_mounted_component' => $_mounted_component,
                 '_live_component' => $serviceId,
+                '_route' => $request->attributes->get('_route'),
             ]);
 
             $response = $this->kernel->handle($subRequest, HttpKernelInterface::SUB_REQUEST, false);