Run OSC unit test tips jobs
Run OSC unit test tips jobs

Recently we broke the osc unittest tips jobs with a change to osc-lib.
We already have jobs and a project-template for osc-tox-unit-tips, so
add them to osc-lib jobs.

Depends-On: https://review.openstack.org/580898
Change-Id: Ie5a7285f884d1dc612b5d121ad47dd47864bb2e2

dtroyer/osc-lib