Wire up new tripleo upgrades jobs template
Wire up new tripleo upgrades jobs template

The depends-on adds a new upgrade jobs template which is wired up
here. Once wired up across tripleo we can remove excess content
providers with [1].

[1] https://review.opendev.org/c/openstack/tripleo-ci/+/769131
Depends-On: https://review.opendev.org/761188

Change-Id: I087439eee69394fad8e5872e64557d2f6c5cd83e

openstack/tripleo-heat-templates,openstack/tripleo-heat-templates