[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/keystone/Dockerfile b/images/keystone/Dockerfile
index 9a9f64e..641ffdd 100644
--- a/images/keystone/Dockerfile
+++ b/images/keystone/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 KEYSTONE_GIT_REF=f63062d47712406a807ce07b4ff3ec6213b0e824
 ADD --keep-git-dir=true https://opendev.org/openstack/keystone.git#${KEYSTONE_GIT_REF} /src/keystone
 RUN git -C /src/keystone fetch --unshallow
@@ -16,7 +16,7 @@
         keystone-keycloak-backend==0.1.8
 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 \