There are Mario Kart 8 Deluxe 002 carts in the wild, they require 4.0.1 and can confirm that update is on the card as well, as I updated my Switch from 3.0.2 to 4.0.1 with it.
Edit: v 1.4.0 of the game is on the cart.
Ah, yes, portrait mode, surely the best way to film a row of people. If only there were some way to fit a wider shot, at the expense of height... if only...