Luke Skywalker in the sci-fi franchise, revealed on Twitter he has starred in a number of other “Star Wars” roles secretly. First, Wookieepedia tweeted that Hamill, 69, voiced a character on the Disney+ series “The Mandalorian.” Then, Hamill responded with a mind-blowing bit of information. “Did you know… I voiced multiple secret voice-cameos in every #StarWars movie released since 2015?” Hamill tweeted.The star then specified the movies were “Sequels, Solo, Rogue One.”Hamill and the rest of