PITTSBURGH — Josh Allen and the Buffalo Bills came to Pittsburgh looking for something — anything, really — to snap themselves out of a midseason lull that had robbed them of their swagger, not to mention their usual grip on first place in the AFC East.The Bills found it during three hours of remarkably simple and remarkably effective football in a 26-7 victory on Sunday that made up for in sheer force what it lacked in style.Allen threw for a touchdown and ran for another, Joey Bosa sacked Aaron Rodgers to spring Christian Benford for a game-tilting, 17-yard scoop-and-score, and the Bills (8-4) set an Acrisure Stadium record by piling up 249 yards rushing while whipping the reeling Steelers.“Found a way to win, that’s all that matters,” said Allen, last season’s MVP.Maybe, but the Bills may also have found something that could be effective down the stretch.Playing without their starting offensive tackles and coming off a loss at Houston in which Allen was sacked eight times, Buffalo responded by opting to gash the Steelers. James Cook ran for 144 yards, Ray Davis added 62 and Allen chipped in 38, including the 76th rushing touchdown of his career, the most by a quarterback. Allen demurred when asked about breaking the mark of 75 previously held by Cam N …