Jem Aswad Senior Music EditorIt’s rare that a new group releases two songs and they’re both great, but that’s the case with the new British duo Wet Leg, who just dropped the second song, “Wet Dream.”The duo — Rhian Teasdale and Hester Chambers — hail from the Isle of Wight and are signed to indie powerhouse Domino Records, and set the alt world abuzz with their debut single and video “Chaise Longue,” which has racked up 3 million streams and a million video views.Teasdale says “Wet Dream,” the