NEW YORK — Signed sneakers Michael Jordan wore during NBA championship games sold for a whopping $8 million at an auction in New York City. Sotheby’s announced Friday that a set of six individual sneakers worn by the basketball legend broke the record for the most expensive game-worn sneakers ever sold. Dubbed “The Dynasty Collection,” the Nike-crafted footwear were each worn during Jordan’s championship-winning games in 1991, ’92, ’93, ’96, ’97 and ’98. The beloved basketball player, who retired in 2003, was famously photographed by Bill Smith wearing only one shoe while celebrating his wins….