Queen Elizabeth II told aides that Prince Harry and Meghan took the only thing she truly owned, according to a new book. Royal biographer Robert Hardman, in an excerpt from “Charles III: New King, New Court” published in the U.K.’s Daily Mail on Sunday, reported that a former staff member revealed the queen was “as angry as I’d ever seen her” after the Duke and Duchess of Sussex declared that she had given her blessing for them to name their daughter “Lilibet,” which was Elizabeth’s childhood nickname. The child was born on June 4, 2021, when her great-grandmother was 95. “I don’t own the pala…