An iron-stomached stuntman who has eaten his way through tons of scrap is retiring after he nearly died when he bit off more than he could chew. Branko Crnogorac, 80, from Apatin in Serbia, has left audiences open-mouthed as he scoffed his way through 25,000 light bulbs, 12,000 forks, 2,000 spoons, 2,600 plates and nearly…