lz4: upgraded package to upstream

Upgraded app-arch/lz4 to version 1.9.2 on amd64, arm

BUG=None
TEST="build_packages, build_image, flash to grunt"

Change-Id: I38985a3773c9af9d65307612d35e8898d16d25d9
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/portage-stable/+/2157566
Tested-by: Josie Nordrum <josienordrum@google.com>
Reviewed-by: Chris McDonald <cjmcdonald@chromium.org>
Commit-Queue: Josie Nordrum <josienordrum@google.com>
4 files changed