ISTWCMS-4222: enable the metatag display extender, and since we're here make...

ISTWCMS-4222: enable the metatag display extender, and since we're here make the advanced column always show

config/install/views.settings.yml

-display_extenders: {  }
+display_extenders:
+  metatag_display_extender: metatag_display_extender
 skip_cache: false
 sql_signature: false
 ui:
   show:
     additional_queries: false
-    advanced_column: false
+    advanced_column: true
     master_display: false
     performance_statistics: false
     preview_information: true