Fix wrong import of serializer

src/Bundle/ChillEventBundle/Controller/EventController.php

@@ -42,10 +42,8 @@ use Symfony\Component\HttpFoundation\StreamedResponse;
 use Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException;
 use Symfony\Component\Security\Core\Security;
 use Symfony\Component\Serializer\Exception\ExceptionInterface;
-use Symfony\Component\Serializer\Serializer;
 use Symfony\Component\Serializer\SerializerInterface;
 use Symfony\Contracts\Translation\TranslatorInterface;
-use Sensio\Bundle\FrameworkExtraBundle\Configuration\ParamConverter;
 
 /**
  * Class EventController.
@@ -63,7 +61,7 @@ final class EventController extends AbstractController
         private readonly PaginatorFactory $paginator,
         private readonly Security $security,
         private readonly ManagerRegistry $managerRegistry,
-        private readonly Serializer $serializer,
+        private readonly SerializerInterface $serializer,
     ) {}
 
     #[\Symfony\Component\Routing\Annotation\Route(path: '/{_locale}/event/event/{event_id}/delete', name: 'chill_event__event_delete', requirements: ['event_id' => '\d+'], methods: ['GET', 'POST', 'DELETE'])]