30 Rock may have ended, but if a new report is true, Alec Baldwin will be staying in primetime. According to Mediaite, the actor has signed on to host his own MSNBC talk show that will air on Friday nights. Baldwin has longed been rumored to be interested in getting his own talk show. His WNYC radio show, Here’s the Thing, which features longform interviews between Baldwin and notable celebrities, has become a top podcast in the iTunes store, and there was once even talk that he would be taking over Carson Daly’s late night spot on NBC. So far, MSNBC has declined to confirm if the rumor is true …