Martha Stewart is spilling the royal tea. The famous homemaker outed Meghan Markle for allegedly gossiping about last month’s private reunion with King Charles at a recent dinner party. “I had dinner with Meghan Markle the other night. We were both guests at a dinner party in California,” Stewart told People in an interview published Wednesday. Stewart, 85, explained that the Duchess of Sussex, 45, “had just gotten back from the palace” when they saw each other. “I didn’t talk to her really more than to say a couple words, but I know she was talking about it,” Stewart added of Markle. Page Six has reached out to reps for Markle and…









