radv: add Doom workaround

Cc: <mesa-stable@lists.freedesktop.org>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
(cherry picked from commit f0a8accb)
Conflicts resolved by Dylan

Conflicts:
	src/amd/vulkan/radv_device.c