The Cordial Sins are known for their delectable meld of shoegaze, harmonious indie rock and a snarling hint of grunge, having shared their electrifying performance on stages with the likes of The Breeders, Foals, Wolf Alice and more. Today, The Cordial Sins drop thegritty, explosive single, “Dog Days,” the band’s first release since 2019. It was written on the edge …