For Cody Stone, becoming the Executive Chef at Proof on Main was maybe meant to be. Stone, who has helmed the kitchen at the restaurant in downtown Louisville on the ground floor of the city’s iconic 21c Museum Hotel for just over two years, originally applied for a job at Proof three or four times before landing his first stint at the restaurant in the early 2000s. “I just kept coming back,” he said Friday during the Courier Journal’s second installment of At The Table, a new dinner series in which we’re partnering with local restaurants to provide readers…..