libarchive: upgraded package to upstream

Upgraded app-arch/libarchive to version 3.4.2 on arm

BUG=chromium:1056152
TEST=./build_packages --board=${BOARD}

Change-Id: I3f41269eefc4ffe26bec8c615db10e8c5580bd78
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/portage-stable/+/2075178
Reviewed-by: Mike Frysinger <vapier@chromium.org>
Commit-Queue: Allen Webb <allenwebb@google.com>
Tested-by: Allen Webb <allenwebb@google.com>
8 files changed