A forgettable preseason finale ended with the New England Patriots coming up short in their first trip to the Death Star against the Las Vegas Raiders. The force apparently wasn’t with the Patriots’ starters, who got beat like a drum when they were on the field in a 23-6 loss. Quarterback Mac Jones never seemed comfortable in the pocket with black jerseys flying all around him on every play. The rushing attack got swallowed on the regular, and the defense was steadily handing out chunk yardage plays like free food samples at a mall. It didn’t matter who was under…