By Sue Crawford Rosie Marcel, the star of Holby City, has found a silver lining in the show’s cancellation, as it allowed her to embrace motherhood fully. The BBC’s decision to axe the beloved medical drama after 23 years left fans devastated, but for Rosie, who played the formidable Jac Naylor, it meant a chance to connect with her nine year old daughter Beau like never before. The 46 year old actress confessed: “I don’t think I became a mother until I left Holby City. I don’t think I really knew who I was, and I don’t think I really knew who my daughter was, until I was axed. My husband Ben …