TAMPA, Fla.—Ondrej Palat scored with 42 seconds left and the two-time defending Stanley Cup champion Tampa Bay Lightning beat the New York Rangers 3–2 on Sunday to cut their deficit in the Eastern Conference finals to 2–1. Palat’s goal, off a nifty pass from Nikita Kucherov, capped a comeback that began after Mika Zibanejad and…