PHOTO: Duke associate head coach Jon Scheyer. By TOM SHANAHAN Duke basketball coach Mike Krzyzewski’s reputation has been sticking with the same six to seven players throughout a game and a season. He wasn’t much on going to the bench while advancing to 12 Final Fours and winning five national titles. But last year he was still rotating nine or 10 players into January and February. Maybe 11 if you count the increased playing time for Justin Robinson…