By Rose Hill Gary Goldsmith may believe he is his niece’s ‘knight in shining armour’, but his appearance on Celebrity Big Brother is the “last thing Kate needs” and she has likely been left deeply upset over his remarks on her health. Insisting that he didn’t need the Princess of Wales ‘ permission to star on the ITV reality show, Gary has responded to speculation on her health to housemates while declaring that he “loves [his] family” and that they can “trust” him. “My heart’s in the right place with the family. I genuinely love them and respect what they do. I’m a royalist deep down,” he sai…