fix(state): never map a response

Author: soyuka

src/State/Processor/ObjectMapperProcessor.php

@@ -16,6 +16,7 @@
 use ApiPlatform\Metadata\Operation;
 use ApiPlatform\State\ProcessorInterface;
 use Symfony\Component\ObjectMapper\ObjectMapperInterface;
+use Symfony\Component\HttpFoundation\Response;
 
 /**
  * @implements ProcessorInterface<mixed,mixed>
@@ -36,7 +37,8 @@ public function process(mixed $data, Operation $operation, array $uriVariables =
         $class = $operation->getInput()['class'] ?? $operation->getClass();
 
         if (
-            !$this->objectMapper
+            $data instanceof Response
+            || !$this->objectMapper
             || !$operation->canWrite()
             || null === $data
             || !is_a($data, $class, true)