deferred_style: do not proxify on erp5_configurator

missing in https://lab.nexedi.com/nexedi/erp5-capago/merge_requests/30

bt5/erp5_deferred_style/SkinTemplateItem/portal_skins/erp5_deferred_style_core/SystemPreference_viewDeferredStyle/my_preferred_deferred_report_notification_message_reference.xml

@@ -74,7 +74,7 @@
                 </item>
                 <item>
                     <key> <string>form_id</string> </key>
-                    <value> <string>Base_viewWizardFieldLibrary</string> </value>
+                    <value> <string>Base_viewFieldLibrary</string> </value>
                 </item>
                 <item>
                     <key> <string>title</string> </key>