American track and field star Abby Steiner claims shoes made by Puma ended her career. Steiner, a two-time world champion, a four-time NCAA national champion and U.S. indoor record-holder for the 200m and 300m sprints, claims the sneaker and apparel brand’s shoe designs caused “severe and permanent” injuries, leaving her “unable to run competitively, including at the professional and Olympic level.” According to a lawsuit filed in Massachusetts on April 24 and viewed by The Post, running shoes utilizing carbon fiber plate and/or Nitrofoam technology — with engineering and development insight from Mercedes-Benz Grand Prix, also named as a defendant — contributed to career-ending foot and emotional injuries. Abby Steiner of team USA sprints during the women’s 4x400m relay final at the World Athletics Championships, July 24, 2022. Xinhua News Agency via Getty Ima A request for comment from Puma was not returned as of publish.…