A 23-year-old woman who was fatally shot in Huntington Park by an unknown assailant was identified by county authorities Thursday. The woman — identified as Jessica Picot by the Los Angeles County Medical Examiner’s office — was pronounced dead at the scene. Huntington Park Department officers were called at 9:40 p.m. Monday to the 3900 block of East 60th Street between Carmelita and Corona avenues, where they found the woman inside the truck,…