Audi is recalling 4,616 plug-in hybrids because of a battery issue that could lead to fires. The recall includes certain 2022 and 2023 Audi Q5 plug-in hybrid crossovers, as well as 2022 Audi A7 plug-in hybrid hatchbacks. These vehicles may have defective battery modules that could overheat, presenting a fire risk, according to the National Highway…