Equalize team sizes (#992)

## Description:

Ensure that team sizes are equal.

Closes #841

## 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/server/MapPlaylist.ts

@@ -51,7 +51,7 @@ export class MapPlaylist {
     // Create the default public game config (from your GameManager)
     return {
       gameMap: map,
-      maxPlayers: config.lobbyMaxPlayers(map, mode),
+      maxPlayers: config.lobbyMaxPlayers(map, mode, numPlayerTeams),
       gameType: GameType.Public,
       difficulty: Difficulty.Medium,
       infiniteGold: false,