By Daniel Bates In the biggest game of his professional life, Rams head coach Sean McVay came out on top. Three years ago, McVay was the youngest coach in Super Bowl history, losing 13-3 to Bill Belichick and the Patriots. Now, at age 36, he’s a Super Bowl champion. On Monday, McVay’s fiancé, Veronika Khomyn, posted about the work the Rams’ coach put in to be in this moment. “I’ve seen this guy grind nonstop. Day in and day out. No breaks,” Khomyn wrote. “He always puts everyone else first, and winning this Lombardi trophy for his team, his family, his friends… is a dream come true!!! I love y…