Best Buy employees allegedly talked Tawanna and Anthony Ware into paying $519 for a five-year “warranty” when they bought a 64-inch Samsung TV from the retailer’s home theater boutique. But when the $3,119 television broke and they sued Best Buy — alleging that its Geek Squad Protection Plan failed to provide the protections required by the Magnuson-Moss Warranty Act — Best Buy argued that its pricey plan wasn’t covered by the federal consumer protection law because it was just a &ldquo …