Revert "http/https proxy (#7600)" (#7801)

This reverts commit da57fcb641.

src/lang/cn.rs

@@ -239,8 +239,6 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Empty", "空空如也"),
         ("Invalid folder name", "无效文件夹名称"),
         ("Socks5 Proxy", "Socks5 代理"),
-        ("Socks5/Http(s) Proxy", "Socks5/Http(s) 代理"),
-        ("Default protocol and port are Socks5 and 1080", "默认代理协议及端口为Socks5和1080"),
         ("Discovered", "已发现"),
         ("install_daemon_tip", "为了开机启动，请安装系统服务。"),
         ("Remote ID", "远程 ID"),