Doja Cat and Joseph Quinn have fuelled romance rumours after they were spotted on a date in London. The 28-year-old singer and the ‘Stranger Things’ actor are said to have packed on the PDA at the Coach and Horses pub in London’s Soho, two years after the ‘Paint the Town Red’ hitmaker declared an interest in the star. An eyewitness told The Sun newspaper’s Bizarre column: “It very much looked like they were together. They were acting like a couple. “He had his arm around her, then she put her arm around him. He kissed her on the head at one point. “It was just them together, deep in conversati…