Rob Gronkowski kept things exactly on brand after his induction into the New England Patriots Hall of Fame — mixing humor, nostalgia, and a little chaos into what could have been a polished, straightforward moment.Instead, Gronkowski turned his Hall of Fame press conference into a story only he could tell.And, fittingly, it involved Julian Edelman.Speaking from his new boat — a detail that felt perfectly in character — Gronkowski shared a messag…