[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/octavia/Dockerfile b/images/octavia/Dockerfile
index 28faf29..b24c4dd 100644
--- a/images/octavia/Dockerfile
+++ b/images/octavia/Dockerfile
@@ -3,7 +3,7 @@
 
 ARG RELEASE
 
-FROM registry.atmosphere.dev/library/openstack-venv-builder:${RELEASE} AS build
+FROM harbor.atmosphere.dev/library/openstack-venv-builder:${RELEASE} AS build
 ARG OCTAVIA_GIT_REF=8832cefaa0e5b6ec1e2db8fe77c3995adce0ca6a
 ADD --keep-git-dir=true https://opendev.org/openstack/octavia.git#${OCTAVIA_GIT_REF} /src/octavia
 RUN git -C /src/octavia fetch --unshallow
@@ -16,7 +16,7 @@
         /src/ovn-octavia-provider
 EOF
 
-FROM registry.atmosphere.dev/library/openstack-python-runtime:${RELEASE}
+FROM harbor.atmosphere.dev/library/openstack-python-runtime:${RELEASE}
 RUN <<EOF bash -xe
 apt-get update -qq
 apt-get install -qq -y --no-install-recommends \