chore: remove duplicate service api_platform.metadata.property.metadata_factory (#4863)

Author: dannyvw

src/Symfony/Bundle/Resources/config/metadata/property.xml

@@ -54,8 +54,6 @@
             <argument type="service" id="api_platform.metadata.property.identifier_metadata_factory.xml.inner" />
         </service>
 
-        <service id="api_platform.metadata.property.metadata_factory" alias="api_platform.metadata.property.metadata_factory.xml" />
-
         <!-- Cache -->
         <service id="api_platform.cache.metadata.property" parent="cache.system" public="false">
             <tag name="cache.pool" />