The Golden State Warriors have not yet given Draymond Green a contract extension. Should the Dallas Mavericks pursue him via trade or free agency if an extension doesn’t happen? The Golden State Warriors proved to everybody last season that they’re still the team to beat after winning their fourth championship in eight years. As Golden State prepares to defend its title this season, though, big roster changes could be on the horizon due to money. Draymond Green, who is the heart and soul of the Warriors’ defense, has a player option for next year, meaning that he could potentially be…