By Matt Hladik Al Michaels is not afraid to crack jokes and have a little fun while on the air. During tonight’s broadcast of Browns-Jets on Amazon Prime Video, Michaels’ Amazon Prime Video partner Kirk Herbstreit was breaking down a play while fans made noise in the background. “Somebody’s pounding on that trash can, I think the Astros must be in town,” Michaels quipped about the constant banging sound. Astros fans might not appreciate that one, but the team’s cheating scandal is going to continue to be the butt of jokes and ridicule for a long time. Besides, Al has to think of some way to sp…