SEATTLE — You can scratch Ben Johnson off the list of potential successors for Pete Carroll in Seattle. Instead, the Detroit offensive coordinator decided Tuesday morning to stay with the Lions and turn down possible head-coaching opportunities with the Seahawks and Washington Commanders. The news was first reported by the NFL Network and a few other outlets. The NFL Network reported that Johnson told Seattle and Washington on Tuesday that he had decided to remain with the Lions. The decision comes after Johnson met with Seahawks general manager John Schneider and other members of their front …