[stable/2023.2] Stop using CDN for CI (#2185) (#2195)

Switch image builds to use Harbor
Switch Zuul to avoid CDN
Small more fixes
Configure CI bits to not use CDN
fixes #2188
diff --git a/images/nova-ssh/Dockerfile b/images/nova-ssh/Dockerfile
index 5177b1b..f79653b 100644
--- a/images/nova-ssh/Dockerfile
+++ b/images/nova-ssh/Dockerfile
@@ -3,7 +3,7 @@
 
 ARG RELEASE
 
-FROM registry.atmosphere.dev/library/openstack-runtime:${RELEASE}
+FROM harbor.atmosphere.dev/library/openstack-runtime:${RELEASE}
 RUN <<EOF bash -xe
 apt-get update -qq
 apt-get install -qq -y --no-install-recommends \