changed imports of AppLocalization

Also added beneficiary validation while quick pay within bank

lib/features/profile/preferences/preference_screen.dart

@@ -1,6 +1,6 @@
 import 'package:flutter/material.dart';
 import 'language_dialog.dart';
-import 'package:flutter_gen/gen_l10n/app_localizations.dart';
+import '../../../l10n/app_localizations.dart';
 
 class PreferenceScreen extends StatelessWidget {
   const PreferenceScreen({super.key});