fix: https://docs.flutter.dev/release/breaking-changes/flutter-generate-i10n-source

Author: trongtindev

crowdin.yml

@@ -1,3 +1,3 @@
 files:
-  - source: /lib/l10n/app_en.arb
-    translation: /lib/l10n/app_%two_letters_code%.arb
+  - source: /lib/l10n/messages/app_en.arb
+    translation: /lib/l10n/messages/app_%two_letters_code%.arb

l10n.yaml

@@ -1,3 +1,5 @@
-arb-dir: lib/l10n
+arb-dir: lib/l10n/messages
 template-arb-file: app_en.arb
 output-localization-file: app_localizations.dart
+output-dir: lib/l10n/generated
+synthetic-package: false

lib/imports.dart

@@ -33,7 +33,7 @@ export 'package:dio/dio.dart';
 export 'package:dio_http2_adapter/dio_http2_adapter.dart';
 export 'package:logger/logger.dart' show Level;
 export 'package:path_provider/path_provider.dart';
-export 'package:flutter_gen/gen_l10n/app_localizations.dart';
+export '/l10n/generated/app_localizations.dart';
 export 'package:permission_handler/permission_handler.dart' show Permission;
 export 'package:file_picker/file_picker.dart' show PlatformFile;
 export 'package:flutter_inappwebview/flutter_inappwebview.dart'