fix(status): update localization import and usage

- Replace direct context extension with explicit AppLocalizations call
- Add import for AppLocalizations class

Author: fulleni

lib/status/view/maintenance_page.dart

@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import 'package:flutter_news_app_mobile_client_full_source_code/l10n/app_localizations.dart';
 import 'package:flutter_news_app_mobile_client_full_source_code/l10n/l10n.dart';
 import 'package:ui_kit/ui_kit.dart';
 
@@ -13,7 +14,7 @@ class MaintenancePage extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    final l10n = context.l10n;
+    final l10n = AppLocalizations.of(context);
 
     // The Scaffold provides the basic Material Design visual layout structure.
     return Scaffold(