Approval in backend

backend/hu/action.json

@@ -104,6 +104,7 @@
         "export_object_data": "T\u00e1rgy adatainak export\u00e1l\u00e1sa",
         "calendar": "Napt\u00e1r",
         "stats_md_contents": "Published database contents on museum-digital",
-        "your_usage_of_musdb": "Your usage of musdb"
+        "your_usage_of_musdb": "Your usage of musdb",
+        "event_type": "Event type"
     }
 }