SALT LAKE CITY — Justin Holiday was out of the locker room early to warm up for the second half Tuesday night, but an acrobatic halftime performer and his small dog were still occupying the court at Delta Center. So Holiday stood on the Nuggets’ sideline and enjoyed the rest of the show. He’s the player on Denver’s 2023-24 roster whose role has been perhaps the least conventional, at least for a large chunk of the season.