A pair of Long Island hot dog vendors allegedly did their job with a little too much relish, selling sex along with hot sausage inside their tan camper. Police said the women provided personal services along with knishes, Fritos and Cheez Doodles from a wiener wagon parked alongside Sunrise Highway at Rockwood Ave. in Baldwin. "We've never seen hot dogs mixed with prostitution before," said Deputy Inspector Rick Capece, commanding officer of Nassau County's narcotics/vice squads. "It's out there, the most unusual thing I've seen." Catherina Scalia, 38, of Rockville Centre, and Rose Skorgy, 34, of Merrick, were charged with...