Sonny Vaccaro Says He'd Sign Zion Williamson To $100 Milion Shoe Deal

[[tmz:video id="1_34hzlwzh"]] Sonny Vaccaro -- a LEGEND in the shoe brand industry -- says he'd offer Zion Williamson a $100 MILLION endorsement deal ... telling TMZ Sports the Duke star deserves more than what LeBron got out of high school. "There are…