efivar: upgraded package to upstream

Upgraded sys-libs/efivar to version 38 on arm64

Needed for cross compilation fixes.

BUG=b/282731888
TEST=Local gmec-arm64-hw build
RELEASE_NOTE=None

Change-Id: Idf60ecce8fd48b570358538bf2dbbd3dd4ca911b
Reviewed-on: https://cos-review.googlesource.com/c/third_party/overlays/portage-stable/+/50046
Tested-by: Cusky Presubmit Bot <presubmit@cos-infra-prod.iam.gserviceaccount.com>
Reviewed-by: Oleksandr Tymoshenko <ovt@google.com>
16 files changed