elfutils: upgraded package to upstream

Upgraded dev-libs/elfutils to version 0.185 on amd64, arm, arm64

We also backported two patches from elfutils mainline to allow
builds with Clang. Created a Gentoo PR to add those patches
upstream as well: https://github.com/gentoo/gentoo/pull/22173

TEST=Local builds on amd64, arm64, arm; CQ

Change-Id: If8e6e4d0af66bc6cde1a6af702ae9ee629ccaf60
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/portage-stable/+/3140200
Reviewed-by: Manoj Gupta <manojgupta@chromium.org>
Tested-by: Manoj Gupta <manojgupta@chromium.org>
Commit-Queue: Manoj Gupta <manojgupta@chromium.org>
8 files changed