Prince Harry and Meghan Markle were not warned in advance that King Charles III would be sharing a letter about their royal status Monday. The Duke and Duchess of Sussex were “a little surprised to have not been told about this,” a spokesperson for the pair told BBC on Tuesday. The couple’s team reportedly received the letter, which dubbed them “private citizens with commercial and charitable interests,” just shy of 2 p.m. UK time. Harry was contacted at 3:09 p.m. and told that his team had responded to the monarch’s letter with questions — only for it to be sent wide two minutes later. Harry and Markle’s rep did not immediately respond to…