VANCOUVER — If things weren’t hard for the Vancouver Canucks, they wouldn’t be the Vancouver Canucks. Finally back in the real Stanley Cup Playoffs for the first time since 2015, the electric buzz from Sunday’s Game 1 victory over the Nashville Predators was abruptly unplugged Tuesday morning with news that starting goalie Thatcher Demko is injured. The Vezina Trophy candidate who missed five weeks with a knee injury late in the season was alarmingly absent from the Canucks’ optional morning skate ahead of Game 2 against the Predators Tuesday night, and Sportsnet insider Elliotte Friedman reported on X that he...