refactor password

1. random password -> temporary password
2. security password -> permanent password
3. remove onetime password
4. add temporary password length setting
5. remove unnecessary ipc
6. always update temporary password after connection
7. show dots if permanent password is not empty
8. recover password style

Signed-off-by: 21pages <pages21@163.com>

src/lang/cn.rs

@@ -287,18 +287,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Keep RustDesk background service", "保持RustDesk后台服务"),
         ("Ignore Battery Optimizations", "忽略电池优化"),
         ("android_open_battery_optimizations_tip", "如需关闭此功能，请在接下来的RustDesk应用设置页面中，找到并进入 [电源] 页面，取消勾选 [不受限制]"),
-        ("Random Password After Session", "会话结束更新随机密码"),
-        ("Keep", "保持"),
-        ("Update", "更新"),
-        ("Disable", "禁用"),
-        ("Onetime Password", "一次性口令"),
-        ("Verification Method", "密码验证方式"),
-        ("Enable security password", "启用安全密码"),
-        ("Enable random password", "启用随机密码"),
-        ("Enable onetime password", "启用一次性访问功能"),
-        ("Disable onetime password", "禁用一次性访问功能"),
-        ("Activate onetime password", "激活一次性访问功能"),
-        ("Set security password", "设置安全密码"),
         ("Connection not allowed", "对方不允许连接"),
+        ("Use temporary password", "使用临时密码"),
+        ("Use permanent password", "使用固定密码"),
+        ("Use both passwords", "同时使用两种密码"),
+        ("Set permanent password", "设置固定密码"),
+        ("Set temporary password length", "设置临时密码长度"),
     ].iter().cloned().collect();
 }