Hide login button (#965)

## Description:

Hide login button when logged in.

## Please complete the following:

- [x] I have added screenshots for all UI updates
- [x] I process any text displayed to the user through translateText()
and I've added it to the en.json file
- [x] I have added relevant tests to the test directory
- [x] I confirm I have thoroughly tested these changes and take full
responsibility for any bugs introduced
- [x] I understand that submitting code with bugs that could have been
caught through manual testing blocks releases and new features for all
contributors

Co-authored-by: Scott Anderson <662325+scottanderson@users.noreply.github.com>

src/client/Main.ts

@@ -188,8 +188,8 @@ class Client {
           logoutDiscordButton.hidden = true;
           return;
         }
-        // TODO: Update the page for logged in user
         loginDiscordButton.translationKey = "main.logged_in";
+        loginDiscordButton.hidden = true;
         const { user, player } = userMeResponse;
       });
     }