Revert "UPSTREAM: amdgpu: update raven2 firmware for 19.50"

This reverts commit 6dfa7023e4a0a2a9c1e5554f491af4295d8d2df8.

Video tests became flaky.

BUG=b:280303833, b:271704156
TEST=CQ

Change-Id: Ia924d1d4c3c0f29b9633a2477e4ea40170ce0641
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/linux-firmware/+/4571528
Reviewed-by: Tim Van Patten <timvp@google.com>
Tested-by: Ilja Friedel <ihf@chromium.org>
Reviewed-by: Matt Turner <msturner@google.com>
Commit-Queue: Ilja Friedel <ihf@chromium.org>
diff --git a/amdgpu/raven2_vcn.bin b/amdgpu/raven2_vcn.bin
index e6c2873..f20b551 100644
--- a/amdgpu/raven2_vcn.bin
+++ b/amdgpu/raven2_vcn.bin
Binary files differ