Fix cs and phpstan issues

src/Bundle/ChillEventBundle/Controller/EventController.php

@@ -42,6 +42,7 @@ 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;
@@ -62,7 +63,7 @@ final class EventController extends AbstractController
         private readonly PaginatorFactory $paginator,
         private readonly Security $security,
         private readonly ManagerRegistry $managerRegistry,
-        private readonly SerializerInterface $serializer,
+        private readonly Serializer $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'])]
@@ -217,9 +218,6 @@ final class EventController extends AbstractController
         ]);
     }
 
-    /**
-     * First step of new Event form.
-     */
     #[\Symfony\Component\Routing\Annotation\Route(path: '/{_locale}/event/event/new/pick-center', name: 'chill_event__event_new_pickcenter', options: [null])]
     public function newPickCenterAction(): Response
     {