PHILADELPHIA — Next season, the Flyers will welcome a new head coach behind the bench with a demeanor as fiery as their fans’ passion for the team. The Flyers officially came to an agreement on Thursday with John Tortorella to be the franchise’s 23rd head coach (including interims), a source confirmed to The Philadelphia Inquirer. The terms of the deal are four years at an annual average value of $4 million. Tortorella is expected to be introduced as coach and speak with the media via Zoom on Friday. The news of Tortorella’s hiring came less than 48 hours after ESPN reported that the team had …