Everyone knows that Rockstar’s GTA 6 is going to be an enormous hit upon launch in November this year, but just how big are we talking? A new report from research firm Newzoo makes several stratospheric predictions, led by an estimation that it could earn between $3.3 billion – $5.2 billion in global sales after just its first week. That is a big band, of course, but even on the low end, that would bigger than GTA 5, which made…