PARIS, May 29 : Andrey Rublev shrugged off the mystique around his unmistakable mane of red hair, saying at the French Open on Friday that there were no secrets to his look and his rise up the world rankings shaped how it was perceived. Rublev's shaggy hair has grown noticeably longer in recent months and has remained largely undisturbed by the sweat and the stress of competition, becoming as recognisable as his striking forehand and sometimes volatile temper. "No secrets, I guess I was just