By Seamus Duff Dua Lipa and Callum Turner have been turning heads in Hollywood – where they have been uncovered as the hottest new couple in the celebrity world. The 28-year-old chart topping singer and the 33-year-old Fantastic Beasts actor are said to be ‘mad about each other’ as they embark on a new romance. The pair were spotted dancing and partying away together in Los Angeles during the past week – as well as celebrating Callum’s latest acting gig. The British actor is one of the main cast in new Apple TV+ series Masters Of The Air which is a drama based on the United States Army Air For…