Fix previous button not working on the select server loginscreen.

[UtkarshSiddhpura]

But now there is another issue now the previous button works

1. Add a Server Address
2. Go Back
3. Select New User
4. Now this new user will be automatically be logged in on the server Address.

Also if the server Address is Not Valid It Stucks On Loading

✅ Fixed Now

[llaske]

Another issue: the Done button is not localized