Fix build errors and update dependencies

- Update auto_route from 8.1.0 to 8.3.0 for better compatibility
- Update auto_route_generator from 8.0.0 to 8.1.0
- Fix Subtitle import conflicts in PlayerProvider
- Fix GitLab CI: change --fatal-infos to --fatal-warnings
- Update dependencies via flutter pub get

pubspec.yaml

@@ -58,7 +58,7 @@ dependencies:
   # Utils
   equatable: ^2.0.5
   url_launcher: ^6.3.2
-  auto_route: ^8.1.0
+  auto_route: ^8.3.0
   # File operations and path management
   path_provider: ^2.1.4
   permission_handler: ^11.3.1
@@ -67,7 +67,7 @@ dev_dependencies:
   freezed: ^2.4.5
   json_serializable: ^6.7.1
   hive_generator: ^2.0.1
-  auto_route_generator: ^8.0.0
+  auto_route_generator: ^8.1.0
   flutter_test:
     sdk: flutter
   flutter_lints: ^5.0.0