Fix locale discrepancy for extend desc feature

locales/zh-TW.json

@@ -77,6 +77,7 @@
     "Fallback captions: ": "汰退字幕： ",
     "Show related videos: ": "顯示相關的影片： ",
     "Show annotations by default: ": "預設顯示註釋： ",
+    "Automatically extend video description: ": "",
     "Visual preferences": "視覺偏好設定",
     "Player style: ": "播放器樣式： ",
     "Dark mode: ": "深色模式： ",
@@ -156,6 +157,8 @@
     "Title": "標題",
     "Playlist privacy": "播放清單隱私",
     "Editing playlist `x`": "已編輯播放清單 `x`",
+    "Show more": "",
+    "Show less": "",
     "Watch on YouTube": "在 YouTube 上觀看",
     "Hide annotations": "隱藏註釋",
     "Show annotations": "顯示註釋",
@@ -412,4 +415,4 @@
     "hdr": "HDR",
     "filter": "篩選條件",
     "Current version: ": "目前版本： "
-}
+}