Queen Camilla is sticking by her husband, King Charles III, during a never-ending amount of drama from his youngest son, Prince Harry. “I think she’s wonderful for King Charles. They know each other so well that he can trust her,” royal expert Angela Levin dished. “It’s very hard when you’re a monarch to trust anybody because things leak, we’ve got lots of examples of that. She makes him laugh. She’s really helping him handle his feelings about Harry, and she does an awful lot of territory that he’s not the least bit interested in, like domestic violence and all that sort of thing. But he has …