c-ares: upgraded package to upstream

Upgraded net-dns/c-ares to version 1.15.0 on amd64, arm

BUG=b:154521931
TEST=update_chroot

Change-Id: I87d3f09202f4ba6bd2dd5c837b5d2f096277d693
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/portage-stable/+/2195802
Reviewed-by: Matthew Wang <matthewmwang@chromium.org>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
Tested-by: Yilin Yang (kerker) <kerker@chromium.org>
Commit-Queue: Yilin Yang (kerker) <kerker@chromium.org>
5 files changed