COLUMBUS — The buzz surrounding Ohio State freshman quarterback Julian Sayin just keeps getting louder. It reached a new high Monday when the Buckeyes team social media account announced the latest development in a stellar spring for the first-year quarterback: he lost his black stripe after the Buckeyes 12th practice of the spring. He joins former five-star wide receiver Jeremiah Smith as the only two Buckeyes freshmen to lose their black stripes so far this spring. For Sayin, this is a long time coming since he began to flash at the beginning of spring practice. Sayin transferred to Ohio Sta…