Users: Fix marking guest numbers as autoconfirmed (#4278)
Users: Fix marking guest numbers as autoconfirmed (#4278)

This is a bug that was introduced in https://github.com/Zarel/Pokemon-Showdown/commit/0b64df7f3cc507f44f51cbd753e8a6a4a641592b
QuiteQuiet/Pokemon-Showdown,AustinXII/Pokemon-Showdown,panpawn/Gold-Server,Zarel/Pokemon-Showdown,xfix/Pokemon-Showdown,panpawn/Pokemon-Showdown,svivian/Pokemon-Showdown,urkerab/Pokemon-Showdown,panpawn/Gold-Server,urkerab/Pokemon-Showdown,Enigami/Pokemon-Showdown,Enigami/Pokemon-Showdown,AustinXII/Pokemon-Showdown,jumbowhales/Pokemon-Showdown,xfix/Pokemon-Showdown,QuiteQuiet/Pokemon-Showdown,Enigami/Pokemon-Showdown,sirDonovan/Pokemon-Showdown,svivian/Pokemon-Showdown,xfix/Pokemon-Showdown,jumbowhales/Pokemon-Showdown,xfix/Pokemon-Showdown,Zarel/Pokemon-Showdown,jumbowhales/Pokemon-Showdown,sirDonovan/Pokemon-Showdown,urkerab/Pokemon-Showdown,QuiteQuiet/Pokemon-Showdown,panpawn/Gold-Server,Zarel/Pokemon-Showdown,Enigami/Pokemon-Showdown,AustinXII/Pokemon-Showdown,xfix/Pokemon-Showdown,panpawn/Pokemon-Showdown,svivian/Pokemon-Showdown,svivian/Pokemon-Showdown,svivian/Pokemon-Showdown,sirDonovan/Pokemon-Showdown