By Laura McGuire Business magnate and founder of the Virgin Group, Richard Branson has given away a free luxury holiday and a chance to stay on his private island to one of the most high-profile victims of the Post Office scandal. Alan Bates, who played a crucial role in bringing the misjustice to light, is understood to have been offered first-class tickets for him and his partner, to a destination of their choice. The offer of a lifetime came after the 69-year-old toldThe Times he would love a free holiday from the billionaire, after being quizzed about life following the ordeal. “If Richard…