King Charles’s Frogmore feud with Prince Andrew “sends a clear message” to Prince Harry, a royal commentator has claimed. The King, 75, is said to be urging his disgraced brother, the Duke of York, to leave the 30-room Royal Lodge in Windsor, after previously asking him to move into Frogmore Cottage. Frogmore Cottage used to be the home of Prince Harry and Meghan Markle before they moved to the US. Royal commentator Tom Quinn claimed: “For King Charles, forcing Andrew to move to Frogmore solves several problems at once. “It sends a message to Harry that, as a private citizen and no longer a wo…