ATLANTA—More late-night magic has the Atlanta Braves just two wins away from the World Series. Eddie Rosario delivered Atlanta’s second straight walk-off hit in the ninth inning, giving the Braves a 5-4 victory over the Los Angeles Dodgers on Sunday and a commanding 2-0 lead in the NL Championship Series. Rosario’s fourth hit of the game was a two-out single off shortstop Corey Seager’s glove after the Braves twice rallied from two-run deficits. “These guys have always been like that,” Atlanta manager Brian Snitker said. “They’re never out.” Rosario delivered a 105 mph scorcher up the middle on the first pitch after closer Kenley Jansen relieved. Seager tried for a backhand snag, but the ball skidded off his glove into center field. There was no chance to get Dansby Swanson, who raced around from second with the winning run, dropping his helmet as he crossed the plate—a virtual repeat of …