““The war is over,” Veronica Torres snarls again and again as “Medicine,” the first single from Pill’s upcoming debut album, Convenience, explodes into a chaotic art-punk denouement. The Brooklyn quartet hasn’t veered from the sax-spattered ruckus introduced on 2015’s Pill EP (with the unforgettably titled standout “Misty Eyed Porno Reader”) or, later last year, the “Hot Glue” single. But “Medicine”