Jeffrey Epstein’s former business partner and alleged accomplice in trafficking and sexually abusing girls, Jean-Luc Brunel, was found dead Saturday in his French jail cell, according to French authorities. The death of Brunel, once a fixture in Miami Beach’s modeling industry, resembles Epstein’s death by hanging in a New York prison cell in August 2019 that was ruled a suicide. The two men once collaborated in forming a local modeling agency, MC2, that some models said was a pretext for luring girls and young women into Epstein’s orbit. Brunel, 76, had been arrested in December 2020 and was …