新增自动换源下载功能

src/renderer/lang/en-us/view/setting.json

@@ -73,6 +73,7 @@
   "download_name1": "Title - Artist",
   "download_name2": "Artist - Title",
   "download_name3": "Title only",
+  "download_use_other_source": "Automatically change the source to download (when the song cannot be downloaded from the original source, try to switch to another source to download. Note: this function does not 100% guarantee that the version of the song after the source is changed is the same as the original version)",
   "download_select_save_path": "Select the save path",
 
   "hot_key": "Shortcut Key Settings",

src/renderer/lang/zh-cn/view/setting.json

@@ -73,6 +73,7 @@
   "download_name1": "歌名 - 歌手",
   "download_name2": "歌手 - 歌名",
   "download_name3": "歌名",
+  "download_use_other_source": "自动换源下载（当无法从歌曲的原始源下载时，尝试切换到其他源下载，注：此功能不100%保证换源后的歌曲版本与原版一致）",
   "download_select_save_path": "选择歌曲保存路径",
 
   "hot_key": "快捷键设置",

src/renderer/lang/zh-tw/view/setting.json

@@ -73,6 +73,7 @@
   "download_name1": "歌名 - 歌手",
   "download_name2": "歌手 - 歌名",
   "download_name3": "歌名",
+  "download_use_other_source": "自動換源下載（當無法從歌曲的原始源下載時，嘗試切換到其他源下載，注：此功能不100%保證換源後的歌曲版本與原版一致）",
   "download_select_save_path": "選擇歌曲保存路徑",
 
   "hot_key": "快捷鍵設置",