set check for world updated as non-essential

pym/update/utils/cl_update.py

@@ -425,7 +425,7 @@ class ClUpdateAction(Action):
         },
         {'name': 'check_if_world_was_updated',
          'method': 'Update.update_set_current_saved_tag()',
-        #  'condition': UpdateConditions.check_world_updated_after_tag_save()
+         'essential': False,
          'condition': lambda Get: (Get('cl_update_sync_only_set') == 'off' and \
                 Get('cl_update_pretend_set') == 'off' and \
                 UpdateConditions.check_world_updated_after_tag_save()())