By Alice Penwill & Mia O’Hare Sarah Jayne Dunn has opened up about her decision to leave the Hollyoaks for OnlyFans. The actress was given an ultimatum by her bosses – choose between OnlyFans or her acting career. Despite leaving her role as Mandy Richardson, Sarah says she’s happier than ever. The 42-year-old joined the Channel 4 soap in 1996 and was let go from the show in 2021. She has since been thriving in a whole new career online, where she makes racy content on the adult-only platform. At the time, Hollyoaks bosses said they take their responsibility to their young audience “very serio…