Even before NFL Commissioner Roger Goodell announced Fernando Mendoza going to the Las Vegas Raiders with the No. 1 pick in Thursday’s draft, the rookie quarterback was already inking partnership deals. Mendoza’s star rose last season as he led Indiana to an undefeated season and the university’s first football national championship, netting himself the Heisman Trophy along the way. Mendoza signed name, image and likeness deals during his final college season and then began racking up partnership deals soon after leading Indiana to win the College Football Playoff national championship in January. It began with LinkedIn, where the business-minded Mendoza changed his status to open to work on the professional networking platform after declaring for the draft.…