Minor League Baseball is playing a key role in Uncle Ray’s growth strategy.And if sales are any indication, the strategy appears to be working.Sales of the potato chip brand rose 14.6 percent in the year-ended Jan. 22, easily beating the 1.51 percent increase in the overall potato chip category, according to IRI, a Chicago-based market research firm.If that wasn’t enough, Uncle Ray’s was the second fastest growing product in the category behind Ruffles Sabritas potato chips (17...