Check fos_rest config

Author: mpysiak

tests/Application/config/packages/sylius_paypal.yaml

@@ -10,5 +10,5 @@ fos_rest:
         empty_content: 204
     format_listener:
         rules:
-            - { path: '^/api/.*', priorities: ['json', 'xml'], fallback_format: json, prefer_extension: true }
+#            - { path: '^/api/.*', priorities: ['json', 'xml'], fallback_format: json, prefer_extension: true }
             - { path: '^/', stop: true }