PARIS — France’s armed forces are working on a data-management system powered by artificial intelligence as a sovereign equivalent to the U.S. Defense Department’s Project Maven, said Gen. Benoît Desmeulles, the commander of the French 1st Army Corps.The armed forces are working with partners on a system to provide what Desmeulles called “true distributed working capability” centered on data and using advanced AI, “a sovereign system that will e…