Ref: https://ark.intel.com/content/www/us/en/ark/products/codename/226095/products-formerly-alchemist.html
Ref: DG2 PRM, Volume 4: Configurations, Steppings and Device IDs
Fixes: 99354efe31 ("intel/dev: Add DG2 G12 PCI IDs")
Reviewed-by: Tapani Pälli <tapani.palli@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/27944>