The Vegas Golden Knights and Brett Howden have come to terms on a new two-year deal that is worth $3.8 million. Howden’s deal will cost Vegas $1.9 million against the salary cap annually, which is up $400,000 from last season. Last season Howden was limited to just 54 games, and he posted a line of 6-7-13 while skating 13:04 a game. In the playoffs he posted a line of 5-5-10 in 22 games played…