UPSTREAM: amdgpu: update green sardine VCN firmware

Fixes a hang with multiple video decodes in conjunction
with MJPEG decode.

BUG=b:182688153
TEST=https://storage.googleapis.com/chromiumos-test-assets-public/power_VideoCall/power_VideoCall_vp9_playback.html

From internal git commit:
46fbcb4a87975a947773479be51df13b04192f3b

Cq-Depend: chromium:3601987
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Josh Boyer <jwboyer@kernel.org>
(cherry picked from commit 688dd3feda04a60be07470577cfdba472684dded)
Change-Id: If38c6a279e86dcdab769daecbd3b6624414ded6a
Signed-off-by: Krunal Patel <krunalkumarmukeshkumar.patel@amd.corp-partner.google.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/linux-firmware/+/3594580
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Reviewed-by: Sean Paul <seanpaul@chromium.org>
(cherry picked from commit 2c9fdec5651c8d02599761915fa538b939878fcb)
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/linux-firmware/+/3601988
Commit-Queue: Raul Rangel <rrangel@chromium.org>