Method SubmitScore
SubmitScore(string, string, int, Action, Action<Exception>)
Submits newScore to Firestore. Only writes if newScore
is higher than the player's current stored score. Reads the display name and avatar from
PlayerProfileModule if it is initialized.
Firestore path: leaderboards/{leaderboardName}/scores/{userId}.
public static void SubmitScore(string leaderboardName, string scoreName, int newScore, Action onSuccess = null, Action<Exception> onError = null)