The CEO of the maker of Chrysler, Dodge, Jeep, Ram and other vehicles said on Wednesday he expects before the end of the decade that automakers could start to drop out of the market because of the electrification transition. The competitors in the best position to survive that, Stellantis NV’s Carlos Tavares contends, are the legacy companies whose gas- and diesel-powered vehicles are charging that move to electric vehicles and other alternative fuel technologies. Tavares frequently has dubbed this era as “Darwinian” where only the fittest will “What we believe is that the guys who are using w…