chore: remove Symfony 6.3 deprecation messages

src/Semantics/OperationName/RoutePath/RouteCacheWarmer.php

@@ -18,12 +18,12 @@ public function __construct(private RouterInterface $router)
     {
     }
 
-    public function isOptional()
+    public function isOptional(): bool
     {
         return true;
     }
 
-    public function warmUp(string $cacheDir)
+    public function warmUp(string $cacheDir): array
     {
         $routes = [];
         foreach ($this->router->getRouteCollection() as $name => $route) {

src/Tracing/Serializer/Normalizer/ErrorNormalizer.php

@@ -11,15 +11,31 @@
 
 use Instrumentation\Tracing\TraceUrlGeneratorInterface;
 use OpenTelemetry\SDK\Trace\Span;
-use Symfony\Component\Serializer\Normalizer\CacheableSupportsMethodInterface;
+use Symfony\Component\ErrorHandler\Exception\FlattenException;
 use Symfony\Component\Serializer\Normalizer\NormalizerInterface;
+use Symfony\Component\Serializer\SerializerAwareInterface;
+use Symfony\Component\Serializer\SerializerInterface;
 
-class ErrorNormalizer implements NormalizerInterface, CacheableSupportsMethodInterface
+class ErrorNormalizer implements NormalizerInterface, SerializerAwareInterface
 {
     public function __construct(private NormalizerInterface $decorated, private bool $addUrl = false, private ?TraceUrlGeneratorInterface $traceUrlGenerator = null)
     {
     }
 
+    public function setSerializer(SerializerInterface $serializer)
+    {
+        if ($this->decorated instanceof SerializerAwareInterface) {
+            $this->decorated->setSerializer($serializer);
+        }
+    }
+
+    public function getSupportedTypes(?string $format): array
+    {
+        return [
+            FlattenException::class => __CLASS__ === self::class,
+        ];
+    }
+
     /**
      * @param array<mixed> $context
      *
@@ -52,9 +68,4 @@ public function supportsNormalization($data, string $format = null, array $conte
         // @phpstan-ignore-next-line
         return $this->decorated->supportsNormalization($data, $format, $context);
     }
-
-    public function hasCacheableSupportsMethod(): bool
-    {
-        return $this->decorated instanceof CacheableSupportsMethodInterface && $this->decorated->hasCacheableSupportsMethod();
-    }
 }