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/de.rs

@@ -287,18 +287,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Keep RustDesk background service", "RustDesk im Hintergrund ausführen"),
         ("Ignore Battery Optimizations", "Batterieoptimierung ignorieren"),
         ("android_open_battery_optimizations_tip", "Möchten Sie die Batterieopimierungs-Einstellungen öffnen?"),
-        ("Random Password After Session", "Neues zufälliges Passwort nach jeder Sitzung"),
-        ("Keep", "Behalten"),
-        ("Update", "Aktualisieren"),
-        ("Disable", "Deaktivieren"),
-        ("Onetime Password", "Einmal-Passwort"),
-        ("Verification Method", "Überprüfungsmethode"),
-        ("Enable security password", "Sicheres Passwort aktivieren"),
-        ("Enable random password", "Zufälliges Passwort aktivieren"),
-        ("Enable onetime password", "Einmal-Passwort aktivieren"),
-        ("Disable onetime password", "Einmal-Passwort deaktivieren"),
-        ("Activate onetime password", "Einmal-Passwort aktivieren"),
-        ("Set security password", "Sicheres Passwort setzen"),
         ("Connection not allowed", "Verbindung abgelehnt"),
+        ("Use temporary password", ""),
+        ("Use permanent password", ""),
+        ("Use both passwords", ""),
+        ("Set permanent password", ""),
+        ("Set temporary password length", ""),
     ].iter().cloned().collect();
 }