The auto parts retailer turned in a ho-hum quarter.Shares of auto parts retailer Autozone (AZO -1.26%) were trading 1.5% lower as of 12:40 p.m. ET Tuesday after reporting misses on both the top and bottom lines for its fiscal fourth quarter. Earlier in the session, the stock had been down by as much as 4.9%Heading into its earnings report Tuesday morning, analysts had forecast Autozone would report a $53.53 per share profit on just over $6.2 billion in sales. Autozone came close to hitting the sales estimat ...