Walmart said Thursday it has partnered with Restaurant Brands’ Burger King to offer discounted meal benefits to its membership customers as the retail giant looks to make its services more attractive to compete better with Amazon’s Prime.Walmart’s members can avail discounts at Burger King, including 25% off on any digital order every day, the company said. Additionally, starting September, its members can receive a free Whopper burger every three months with any purchase at Burger King.The Walmart Plus mem ...