Update tiers
Update tiers

https://www.smogon.com/forums/threads/pu-general-rules-tiering-and-announcements-thread.3660650/post-8525079

svivian/Pokemon-Showdown,sirDonovan/Pokemon-Showdown,svivian/Pokemon-Showdown,xfix/Pokemon-Showdown,urkerab/Pokemon-Showdown,svivian/Pokemon-Showdown,Zarel/Pokemon-Showdown,svivian/Pokemon-Showdown,xfix/Pokemon-Showdown,urkerab/Pokemon-Showdown,Zarel/Pokemon-Showdown,svivian/Pokemon-Showdown,xfix/Pokemon-Showdown,xfix/Pokemon-Showdown,urkerab/Pokemon-Showdown,Zarel/Pokemon-Showdown,sirDonovan/Pokemon-Showdown,xfix/Pokemon-Showdown,sirDonovan/Pokemon-Showdown