Mario Kart World is getting an update today that adds two new routes for its elimination competition mode, Knockout Tour. The update also adds the function to place stickers on photos taken in Photo Mode.Knockout Tour’s new routes are Drill Rally and Boomerang Rally. The former connects Wario Shipyard and Bower’s Castle, while the latter connects Salty Salty Speedway and Whistlestop Summit. These new routes will only become available after completing at least one Knockout Tour rally, and Nintendo states…