The Energy Department gave oil bulls a sobering reminder Tuesday: Shale oil production is rising strongly, particularly from the Permian Basin in western Texas and New Mexico. Putting an exclamation point on that resurgence, energy giant Exxon Mobil hours earlier announced a multibillion-dollar acquisition that doubled its exposure to that prolific oil patch. Is this making petrostates nervous less than a month into a coordinated push to revive oil prices by restricting supply? Speaking the same day at the World Economic…