Update translation files

Updated by "Cleanup translation files" hook in Weblate.

Translation: Element Call/element-call
Translate-URL: https://translate.element.io/projects/element-call/element-call/

public/locales/zh-Hant/app.json

@@ -90,7 +90,6 @@
   "Logging in…": "登入中…",
   "Local volume": "您的音量",
   "Loading…": "載入中…",
-  "Loading room…": "載入聊天室…",
   "Leave": "離開",
   "Join existing call?": "加入已開始的通話嗎？",
   "Join call now": "現在加入通話",