Prince Harry is set to receive a birthday inheritance worth £8million today, a former royal butler has said. Grant Harrold, who served the King when he was the Prince of Wales between 2004 and 2011, explained how Harry turning 40 has opened the door to a trust fund set up by the late Queen Mother. Despite speculation over whether the prince would accept the money given his exile from the cast of working royals, Harrold believes he will. He said: “I’ve no doubt that Harry will accept it… It’s money that’s owed to him, money that’s coming to him. “I don’t think he will decline the money – it’s…