Add missing #[Override]

Author: jerowork

src/SymfonySerializer.php

@@ -7,18 +7,21 @@
 use Gember\EventSourcing\Util\Serialization\Serializer\Serializer;
 use Symfony\Component\Serializer\Encoder\JsonEncoder;
 use Symfony\Component\Serializer\SerializerInterface;
+use Override;
 
 final readonly class SymfonySerializer implements Serializer
 {
     public function __construct(
         private SerializerInterface $serializer,
     ) {}
 
+    #[Override]
     public function serialize(object $object): string
     {
         return $this->serializer->serialize($object, JsonEncoder::FORMAT);
     }
 
+    #[Override]
     public function deserialize(string $payload, string $className): object
     {
         /** @var object */