Approval in backend

backend/hsb/notifications.json

@@ -17,6 +17,7 @@
         "news_subject_line": "Neuigkeiten bei museum-digital:musdb",
         "new_user": "Neuer Benutzer",
         "primary_delivery_route": "Primary delivery route",
-        "fallback_delivery_route": "Fallback delivery route"
+        "fallback_delivery_route": "Fallback delivery route",
+        "object_auto_published": "Timed publication of object"
     }
 }