Prince Harry would “not be allowed back in the UK” by royal fans because of the “appalling” way he treated his grandmother Queen Elizabeth II in her final years, it has been claimed. The Duke of Sussex’s camp has been forced to rule out a possible “part-time” return to the Royal Family after reports claimed the estranged Prince had rekindled contacts with aides in the UK. According to sources, Harry declared that he would “only return to royal duties” if he “receives an apology from William”. However, other sources told the Telegraph that he is “very much happy and settled” in California, with…