By Andrew Holleran ESPN’s Monday Night Football team is reportedly losing one of its analysts to a National Football League coaching job. According to a report from ESPN’s Adam Schefter, analyst Brian Griese is leaving the Worldwide Leader for a coaching job in San Francisco. “Former Monday Night Football analyst Brian Griese is leaving ESPN to become the Quarterbacks Coach for the 49ers, sources tell Seth Wickersham and me. Griese and Kyle Shanahan have known each other for years; Griese played QB in Tampa when Shanahan was on the Bucs coaching staff,” he reports. This isn’t too surprising, a…