移除 rust 多线程下载器

lib/common/rust/api/downloader_api.dart

@@ -1,24 +0,0 @@
-// This file is automatically generated, so please do not edit it.
-// Generated by `flutter_rust_bridge`@ 2.0.0-dev.24.
-
-// ignore_for_file: invalid_use_of_internal_member, unused_import, unnecessary_import
-
-import '../downloader.dart';
-import '../frb_generated.dart';
-import 'package:flutter_rust_bridge/flutter_rust_bridge_for_generated.dart';
-
-Stream<DownloadCallbackData> startDownload(
-        {required String url,
-        required String savePath,
-        required String fileName,
-        required int connectionCount,
-        dynamic hint}) =>
-    RustLib.instance.api.startDownload(
-        url: url,
-        savePath: savePath,
-        fileName: fileName,
-        connectionCount: connectionCount,
-        hint: hint);
-
-Future<void> cancelDownload({required String id, dynamic hint}) =>
-    RustLib.instance.api.cancelDownload(id: id, hint: hint);