[PRQ#67297] Deletion Request for stadia-controller-udev

1ace [1] filed a deletion request for stadia-controller-udev [2]: Functionally is now provided in the larger `game-devices-udev` [1] https://aur.archlinux.org/account/1ace/ [2] https://aur.archlinux.org/pkgbase/stadia-controller-udev/