GreetingNormalizer: Fix type hint & PHPDoc

Author: adriendupuis

code_samples/api/rest_api/src/Rest/Serializer/GreetingNormalizer.php

@@ -7,9 +7,6 @@
 use Symfony\Component\Serializer\Normalizer\NormalizerAwareTrait;
 use Symfony\Component\Serializer\Normalizer\NormalizerInterface;
 
-/**
- * @method array getSupportedTypes(?string $format)
- */
 class GreetingNormalizer implements NormalizerInterface, NormalizerAwareInterface
 {
     use NormalizerAwareTrait;
@@ -19,10 +16,8 @@ public function supportsNormalization(mixed $data, ?string $format = null)
         return $data instanceof Greeting;
     }
 
-    /**
-     * @param \App\Rest\Values\Greeting $object
-     */
-    public function normalize(mixed $object, ?string $format = null, array $context = []): array
+    /** @param Greeting $object */
+    public function normalize(mixed $object, ?string $format = null, array $context = []): mixed
     {
         $data = [
             'Salutation' => $object->salutation,