[stable/2024.1] Stop using CDN for CI (#2185) (#2194)

Switch image builds to use Harbor
Switch Zuul to avoid CDN
Small more fixes
Configure CI bits to not use CDN
Fixes #2187
diff --git a/zuul.d/container-images/nova.yaml b/zuul.d/container-images/nova.yaml
index fcb1382..f377b8a 100644
--- a/zuul.d/container-images/nova.yaml
+++ b/zuul.d/container-images/nova.yaml
@@ -43,8 +43,8 @@
       promote_container_image_job: atmosphere-upload-container-image-nova
       container_images:
         - context: images/nova
-          registry: registry.atmosphere.dev
-          repository: registry.atmosphere.dev/library/nova
+          registry: harbor.atmosphere.dev
+          repository: harbor.atmosphere.dev/library/nova
           arch:
             - linux/amd64
             - linux/arm64