add tab about translate

src/lang/tw.rs

@@ -39,6 +39,9 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Change ID", "更改 ID"),
         ("Website", "網站"),
         ("About", "關於"),
+        ("About RustDesk", ""),
+        ("Slogan_tip", ""),
+        ("Privacy Statement", ""),
         ("Mute", "靜音"),
         ("Audio Input", "音訊輸入"),
         ("Enhancements", "增強功能"),