LOS ANGELES — Law Roach is sitting in his Los Angeles home on a warm summer morning swathed in an S.R Studio robe and oversized dark glasses. Work is well underway at what for most might feel like a dizzying pace. For Roach, the self-proclaimed Image Architect, who is responsible for some of the most memorable sartorial transformations and red-carpet moments in recent history, the day starts at 6:00 a.m. and from there, as he puts it,…