Greg Wyshynski, ESPNApr 21, 2024, 07:53 PM ETCloseGreg Wyshynski is ESPN’s senior NHL writer.NEW YORK — New York Rangers rookie forward Matt Rempe said that “shock” was the first emotion he felt after scoring the opening goal of their playoff series against the Washington Capitals on Sunday.”I was like, ‘Oh my gosh.’ It didn’t really…