toybox: upgraded package to upstream

Upgraded sys-apps/toybox to version 0.7.0 on amd64, arm

BUG=chromium:578956
TEST=build_packages; build_image test

Change-Id: Ib1c9e6ea3674859fc33ff51c9dd07d1f6f1ab342
Reviewed-on: https://chromium-review.googlesource.com/328948
Commit-Ready: Hung-Te Lin <hungte@chromium.org>
Tested-by: Hung-Te Lin <hungte@chromium.org>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
4 files changed