The Green Bay Packers are heavy favorites to beat the New England Patriots on Sunday at Lambeau Field. GREEN BAY, Wis. – The Green Bay Packers are 9.5-point favorites over the New England Patriots for Sunday’s game at Lambeau Field. That’s the biggest spread of the NFL Week 4 games at SI Sportsbook. The over/under at SI Sportsbook is 40 points. The over/under at FanDuel Sportsbook is just 39.5. That’s an interesting number. According to Stathead, this will be the fifth game of the Aaron Rodgers era in which the over/under was less than 40 points. Three of them came…