feat: enhance notifications view and improve i18n support

- Updated NotificationsView.vue to display item.context in notifications.
- Added new translations for multiple languages in .i18n-translate-cache.json.
- Extended fill-i18n-locales.js to include Cebuano (ceb) locale support.

frontend/scripts/audit-i18n.js

@@ -10,6 +10,7 @@ const CORE_NAMESPACES = [
   'club',
   'members',
   'diary',
+  'schedule',
   'trainingStats',
   'courtDrawingTool'
 ];

frontend/scripts/translation-status.js

@@ -10,6 +10,7 @@ const CORE_NAMESPACES = [
   'club',
   'members',
   'diary',
+  'schedule',
   'trainingStats',
   'courtDrawingTool'
 ];