A disgruntled customer has no standing to challenge a restaurant chain’s policy of barring pedestrians from using its drive-thru windows, a federal judge held.In a written opinion this week, U.S. District Judge John Z. Lee dismissed a proposed class-action lawsuit Christopher W. Faircloth filed against Chicago-based McDonald’s Corp.But Lee dismissed the suit without prejudice and gave Faircloth 21 days to file an amended complaint.Faircloth, of Raleigh, N.C., has an eye condition that prevents him from driving …