Rockstar’s Grand Theft Auto 6 releases this November, and it’s expected to take up a lot of time and attention, leading some to worry how other games may fare in its wake. Ubisoft’s Joshua Mills, the creative director for Rainbow Six Siege, said it’s unquestionable that “you’re going to take a hit when that drops.” “All of us are going to play it,” Mills told The Game Business. So what can Ubisoft do for Siege when GTA 6 comes out?…