Mexican First Lady Margarita Zavala mingled with New York fashionistas Philip LimThakoon PanichgulYigal Azrouel and Peter Som at a SoHo art auction Monday night. The benefit to promote peace in Ciudad Juarez was thrown by Project Paz, a group of creative professionals from that area living here. “They could have done nothing, but they got closer to Juarez even though they are [thousands] of miles away,” Zavala said. Also there: Woody JohnsonAnne Grauso and Lynn Yaeger. [Page Six]