[stable/zed] Stop using CDN for CI (#2185) (#2197)

Switch image builds to use Harbor
Switch Zuul to avoid CDN
Small more fixes
Configure CI bits to not use CDN
fixes #2190
diff --git a/images/python-base/Dockerfile b/images/python-base/Dockerfile
index d9b547b..80c1d0e 100644
--- a/images/python-base/Dockerfile
+++ b/images/python-base/Dockerfile
@@ -3,7 +3,7 @@
 
 ARG RELEASE
 
-FROM registry.atmosphere.dev/library/ubuntu-cloud-archive:${RELEASE}
+FROM harbor.atmosphere.dev/library/ubuntu-cloud-archive:${RELEASE}
 ENV PATH=/var/lib/openstack/bin:$PATH
 RUN \
     apt-get update -qq && \