The Boston Bruins issued two injury updates, one of which could have a major impact on the team’s calculations for their opening-night roster. Bruins coach Jim Montgomery told the media today that top prospect Fabian Lysell was out day-to-day, with a target returning to play Wednesday against the New York Rangers. He also revealed that star winger Taylor Hall was injured and would be out with a week-to-week designation. It’s the Hall injury that’s most significant here, especially since the team is already without winger Brad Marchand due to injury. This leaves the Bruins without their top two left wingers…