By Alek Arend Ever since Tom Brady retired, the entire NFL community has been speculating if he returned he’d play for the San Francisco 49ers. George Kittle, the 49ers’ star tight end, addressed those rumors while attending Saturday night’s Lightning-Predators NHL game in Nashville. Kittle didn’t exactly share much, but he certainly didn’t deny the rumors when asked about them. “I think I’m off air now,” Kittle joked to avoid the question. “You’re breaking up I can’t hear you. I know just about as much as all you guys.” Take a look. It’s unlikely Tom Brady comes out of retirement just to play…