Decrease FormErrorNormalizer priority

Author: GuilhemN

Resources/config/serializer.xml

@@ -20,7 +20,7 @@
         <!-- Normalizes FormInterface when using the symfony serializer -->
         <service id="fos_rest.serializer.form_error_normalizer" class="FOS\RestBundle\Serializer\Normalizer\FormErrorNormalizer" public="false">
             <argument type="service" id="translator" />
-            <tag name="serializer.normalizer" />
+            <tag name="serializer.normalizer" priority="-10" />
         </service>
     </services>
 </container>