remove useless dialog

src/strings/zh-tw.json

@@ -368,7 +368,6 @@
     "BoxRear": "盒子（背面）",
     "BurnSubtitlesHelp": "根據字幕格式決定服務器在轉換視頻時是否燒錄字幕。避免燒錄字幕會提高服務器性能。選擇“自動”以燒錄基於圖像的字幕格式（如 VOBSUB, PGS, SUB/IDX 等）和一些複雜的 ASS/SSA 字幕",
     "ButtonArrowDown": "下",
-    "ButtonChangeContentType": "更改內容類型",
     "ButtonConnect": "連結",
     "ButtonDown": "下",
     "ButtonDownload": "下載",
@@ -599,8 +598,6 @@
     "HeaderCancelSeries": "取消系列",
     "HeaderCancelSyncJob": "取消同步",
     "HeaderCastAndCrew": "演員與工作人員",
-    "HeaderChangeFolderType": "更改內容類型",
-    "HeaderChangeFolderTypeHelp": "以更改類型，請移除這個媒體庫並以你需要的新類型重新建立一個媒體庫。",
     "HeaderChannelAccess": "節目存取",
     "HeaderChapterImages": "章節圖片",
     "HeaderChapters": "章節",