Revert "CHROMIUM: Disable RHWO optimization on gen12"

This reverts commit 8b632ba8af7ac94c2361f4321cca7e2fcfb99be5.

Didn't work. Reverting to original state without RHWO modification.

BUG=b:253750548, b:246324780
TEST=None

Change-Id: I68ba900788fd8ccd98e2c992f524dc558848fe9c
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/mesa/+/3971274
Reviewed-by: Prahlad Kilambi <prahladk@google.com>
Tested-by: Ilja Friedel <ihf@chromium.org>
Commit-Queue: Ilja Friedel <ihf@chromium.org>
2 files changed