Add a deploy step to apt-archive with a manual gate.
Add a deploy step to apt-archive with a manual gate.

The added deploy step logs into staging.buendia.org and runs an apt-get
upgrade.

The apt-archive step is gated with a manual approval step, to keep the
projectbuendia/builds repo from filling up with garbage packages that
can't be deduplicated by dedupdeb.

projectbuendia/buendia,projectbuendia/buendia,projectbuendia/buendia,projectbuendia/buendia,projectbuendia/buendia