By Susie Beever While Prince William has taken remarkably well to his position as future king, there’s one element of being a royal child he didn’t take kindly to – and no, it’s not just having to live his life in public. As children, William and Harry were regularly snapped by photographers out and about with Princess Diana, whose renowned personal style was replicated in the young princes’ outfits. But according to Prince Harry, his older brother was not as much of a fan of their matching attire as the public. Writing in his memoir Spare, Harry claims his big brother suffered from a severe c…