Combing the first 26 pages of this thread, there is no such mention. But there is no reason to assume he would recolor it. There would be no point to changing it other than for purely aesthetic reasons. It would have nothing to do with improving effects or fixing plotholes.
The purpose of Revisited is to make a Special Edition worthy of the original, not to act as George did and change things because reasons. Yes, Ady did make arguably unnecessary changes to ANHR, like altering the music during the Ben/Vader battle. But to some degree that made sense. Coloring Luke’s lightsaber in Jedi from green to blue doesn’t make sense.