Channing Tatum shut down “f–king hilarious” rumors he posted shady comments about ex Zoë Kravitz and her fiancé, Harry Styles, on a burner Instagram account. “Yo i truly can’t believe yall think this is what I’m doing with my free time,” the “Magic Mike” star, 46, wrote via Instagram Stories on Monday. “why would I follow a burner account if I didn’t want people to connect me to it?” the actor asked his followers, referencing the @bidness_nonya handle that went viral over the weekend. “Wtf come on,” he continued. “But if I really need to say it, I only have one IG account @channingtatum.” While the account was deactivated amid the drama,…