Is Prince Harry distancing himself from his old life? A British outlet reported the Duke of Sussex was snubbed by longtime buddy Hugh Grosvenor, as the prince isn’t expected to attend the Duke of Westminster’s wedding reception, but one relationship expert thinks his anticipated absence isn’t as dramatic as the headlines surrounding it. “If Harry declined an invite due to potential awkwardness with the royal family, then his friend should understand and respect his decision,” Louella Alderson told an outlet when asked about the ceremony. It’s rumored that Prince William, Kate Middleton, King C…