Guardians of the Galaxy actor Dave Bautista has been among the leading critics of Disney’s firing of the franchise’s director James Gunn, and now he’s “thanking” the studio for the move. In a tweet today, the wrestler-turned-thespian also took a not-subtle swipe at the folks who dredged up Gunn’s old offensive tweets that kick-started the ruckus: Bautista, who played Drax the Destroyer in the first two installments of the lucrative Marvel superhero franchise, spoke out…