Retailers are removing self-checkout machines -- but not because of customer service. Helayne Seidman for the NY Post Some major retailers are doing away with self-checkouts as legislators fight for stricter regulations on self-checkout systems. Among those brands, Walmart is eliminating self-checkout machines as the retail giant continues their experiment with automation. The retailer has been slowly removing their machines from its stores to go old school and bring back traditional cashier lanes. The latest location to dump its self-checkout was in South Philadelphia, The Philadelphia Inquirer reported . A company spokesperson insisted to the outlet that the shift is about customer service, presenting it as a way to shorten lines and increase efficiency.…