Workflows triggered from deploy-steps.j2 were not honoring the
blacklist, particularly ceph-ansible. This patch starts to address that
issue by passing in a list of blacklisted ip addresses to the workflow
execution environment that the workflow can make use of to filter
against ctlplane_service_ips.
Change-Id: Ic158171c629e82892e480f1e6903a67457f86064
Partial-Bug: #1743046