Walmart is laying off the robots it had deployed in about 500 stores to keep tabs on what’s on and not on the shelves. The retailer said Monday it has ended its relationship with startup Bossa Nova Robotics, which builds the 6-foot-tall roving robots equipped with cameras for identifying out-of-stock and misplaced products. Walmart said in a statement it has “worked with Bossa Nova for five years and together we learned a lot about how technology can assist associates, make jobs easier and provide a better customer experience." It said it is still testing other new technologies for tracking...…Walmart is laying off the robots it had deployed in about 500 stores to keep tabs on what’s on and not on the shelves. The retailer said Monday it has ended its relationship with startup Bossa Nova Robotics, which builds the 6-foot-tall roving robots equipped with cameras for identifying out-of-stock and misplaced products. Walmart said in a statement it has “worked with Bossa Nova for five years and together we learned a lot about how technology can assist associates, make jobs easier and provide a better customer experience." It said it is still testing other new technologies for tracking...WW…