Cops: She drove drunk, urinated By ALICE McQUILLAN and ALISON GENDARDAILY NEWS STAFF WRITERS Talk about a lack of class. The principal of a troubled city school was arraigned yesterday after cops caught her driving drunk - and urinating in a Bronx street - when she was supposed to be at work, police said. Evelyn Peralta-Tessitore, 41, principal of Public School 192 in Harlem, was charged with driving while intoxicated and resisting arrest. Cops said they spotted Peralta-Tessitore squatting and urinating beside the open door of her 2003 Mercedes-Benz about 2:40 p.m. Tuesday. Her car was stopped ata red...