With the election just a day away, a New York City Council race has seen a surge of outside spending over the past week from a super PAC tied to allies of former governor Andrew Cuomo — whose treasurer is a sitting member of the city’s Board of Elections. The six-figure spending is meant to defeat Lindsey Boylan, a former aide who was the first person to publicly accuse the ex-governor of sexual harassment and is now running in the April 28 spec…