fix(metadata): in xml resource extractor > building request body cont…

…ent values (#5419)

Co-authored-by: Fabien Raynaud <[email protected]>

src/Metadata/Extractor/XmlResourceExtractor.php

@@ -215,7 +215,7 @@ private function buildOpenapi(\SimpleXMLElement $resource): bool|OpenApiOperatio
         }
         $data['requestBody'] = isset($openapi->requestBody) ? new RequestBody(
             description: $this->phpize($openapi->requestBody, 'description', 'string'),
-            content: isset($openapi->requestBody->content->values) ? new \ArrayObject($this->buildValues($openapi->requestBody->values)) : null,
+            content: isset($openapi->requestBody->content->values) ? new \ArrayObject($this->buildValues($openapi->requestBody->content->values)) : null,
             required: $this->phpize($openapi->requestBody, 'required', 'bool'),
         ) : null;