MLS expansion side San Diego FC will reportedly battle Inter Miami for a Brazilian superstar’s signature, someone who Lionel Messi has a previous history with. The California-based franchise are due to start play next year as the 30th team competing in MLS, with San Diego having some big plans in the pipeline ahead of their inaugural season in America’s top-flight next year. With Inter Miami bringing MLS’s reputation up to a whole new level with the arrival of Messi last year, other teams in the league are now looking to cash in on the league’s newfound popularity with a mega signing or two of…