An Italian-American organization has filed a lawsuit seeking to force the Chicago Park District to return a Christopher Columbus statue to its pedestal in the city’s Little Italy neighborhood, officials said Wednesday.The statue in Arrigo Park on Chicago’s West Side, and two others elsewhere in the city, were removed last year after demonstrators swarmed a Columbus statue in Grant Park in a failed attempt to tear it down.The lawsuit filed by the Joint Civic Committee of Italian Americans claims the removal of …