This Big Apple street corner is getting the presidential treatment. An East Village block was officially co-named “Jimmy Carter Way” on Monday — during an unveiling ceremony on East 6th Street and avenues C and D — honoring the late president’s role in a groundbreaking local Habitat for Humanity housing project more than 40 years ago. Mascot Flats, a decrepit 19-unit apartment building, was renovated in 1984 with help from the Jimmy & Rosalynn Carter Work Project with Habitat for Humanity in