By Emma Wilson Prince Harry is reportedly not allowed to speak to Kate Middleton without getting his wife Meghan Markle’s permission first, a royal expert has claimed. The Duke of Sussex had a close friendship with sister-in-law Kate when she began dating his brother Prince William, and the trio were thick as thieves at public events in the months after William and Kate’s wedding. However, their relationship became fraught when Harry got engaged to Meghan Markle, and the new bride fought over a bridesmaid dress with Kate in the run-up to the big day. The women were all smiles as they attended …