Cynthia Paniagua (R) in Chincha (photo: Florencia Castello)Peruvian culture will get a major public-awareness boost tonight when New York PBS stations broadcast the awarding-winning documentary Soy Andina. (Sept. 10, 10 p.m.; check local listings. The film airs throughout the country starting Oct. 11.) Soy Andina is one of eight documentary films selected for the new season of Latin Public Broadcasting’s VOCES series on National Public Television, introduced by actor Edward James Olmos — and the first-ever film in the series about Peru. Soy Andina tells the intersecting stories of two New Yorkers – a modern/hip-hop dance dancer raised in Queens, and a folkloric dancer from the Andes – who embark on dance odysseys through Peru to search…