COACHING Another year, another lost coordinator for PJ Fleck and the Golden Gophers. Corey Hetherman, the team’s defensive coordinators, left for the same job with the Miami Hurricanes. Passing game coordinator and safeties coach Danny Collins was promoted to the coordinator role and Mariano Sori-Marin was promoted from analyst to linebackers coach. Likewise, defensive line coach Winston DeLattiboudere left for the Arizona Cardinals and the team promoted Dennis Dottin-Carter to his role, while h…