There’s a blue wind blowing in New York. Momentum in competitive New York House contests is tilting more to the Democrats, according to a nonpartisan group that ranks congressional races. In two major changes, the Cook Political Report Thursday changed the rating for GOP Rep. Mike Lawler’s Hudson Valley seat in the 17th Congressional District from “lean Republican” in November to “tossup.” Cook also adjusted the rating for first-term Long Island Democratic Rep. Laura Gillen’s seat in the 4th