Properly use brew to update xctool
Properly use brew to update xctool

SanjoDeundiak/Nocilla,0xmax/Nocilla,luxe-eng/valet-ios.Nocilla,pcantrell/Nocilla,tomguthrie/Nocilla,0xmax/Nocilla,patcheng/Nocilla,Panajev/Nocilla,luisobo/Nocilla,ileitch/Nocilla,luxe-eng/valet-ios.Nocilla,TheAdamBorek/Nocilla,TheAdamBorek/Nocilla