Speaking to reporters this week, Wizards president of basketball operations Tommy Sheppard and head coach Wes Unseld Jr. both expressed enthusiasm about the chemistry of the new-look roster, according to Josh Robbins of The Athletic. As Robbins notes, chemistry was an issue for much of last season, when there was some in-fighting and a few players who disliked their roles. The Wizards’ leaders believe this year’s group will be a more cohesive one. “I think the biggest thing for me is the fit,” Unseld said. “The talent is one thing, and I think there’s a better fit, and that does…