fix: remove LunaSea (#1759)

* refactor(lunasea-removal): remove LunaSea

fixes #1756

* chore(localization): undo localization changes in favor of weblate

server/lib/settings/migrations/0006_remove_lunasea.ts

@@ -0,0 +1,14 @@
+import type { AllSettings } from '@server/lib/settings';
+
+const removeLunaSeaSetting = (settings: any): AllSettings => {
+  if (
+    settings.notifications &&
+    settings.notifications.agents &&
+    settings.notifications.agents.lunasea
+  ) {
+    delete settings.notifications.agents.lunasea;
+  }
+  return settings;
+};
+
+export default removeLunaSeaSetting;