[Composer] Conflict with symfony/serializer:^6.4.23 because of a fatal error in APIP 2.7

CONFLICTS.md

@@ -37,3 +37,8 @@ references related issues.
 
   This version moved files to flatten paths into a PSR-4 structure, which lead to a fatal error:
   `PHP Fatal error:  Uncaught Error: Failed opening required '/home/runner/work/Sylius/Sylius/vendor/behat/gherkin/src/../../../i18n.php' (include_path='.:/usr/share/php') in /home/runner/work/Sylius/Sylius/vendor/behat/gherkin/src/Keywords/CachedArrayKeywords.php:34`
+
+- `symfony/serializer:^6.4.23`:
+
+  This version introduces a change in method signature that is not compatible with API Platform 2.7 and leads to a fatal error:
+  `PHP Fatal error:  Declaration of ApiPlatform\Serializer\AbstractItemNormalizer::getAllowedAttributes($classOrObject, array $context, $attributesAsString = false) must be compatible with Symfony\Component\Serializer\Normalizer\AbstractObjectNormalizer::getAllowedAttributes(object|string $classOrObject, array $context, bool $attributesAsString = false): array|bool in /home/runner/work/Sylius/Sylius/vendor/api-platform/core/src/Serializer/AbstractItemNormalizer.php on line 493`

composer.json

@@ -190,6 +190,7 @@
         "behat/gherkin": "^4.13.0",
         "lexik/jwt-authentication-bundle": "^2.18",
         "stof/doctrine-extensions-bundle": "1.8.0",
+        "symfony/serializer": "^6.4.23",
         "symfony/validator": "5.4.25",
         "twig/twig": "3.9.0"
     },