ubuntu: use Antelope UCA

Skip using the mirror for now, given the OpenDev AFS
space issues.

Change-Id: I8e55c699e493494b3e5c908c7e8c370ce992fdf5

docker/base/sources.list.ubuntu

@@ -10,7 +10,7 @@ deb http://archive.ubuntu.com/ubuntu/ jammy-backports main universe
 
 # We need to add the repo for the updated packages they provide. The main ones
 # are qemu, libvirt, and openvswitch.
-deb http://ubuntu-cloud.archive.canonical.com/ubuntu jammy-updates/zed main
+deb http://ubuntu-cloud.archive.canonical.com/ubuntu jammy-updates/antelope main
 
 # NOTE(hrw): extra repositories are added into image when they are needed as
 # separate files in /etc/apt/sources.list.d/ directory. For that purpose they

docker/base/sources.list.ubuntu.aarch64

@@ -8,7 +8,7 @@ deb http://ports.ubuntu.com/ jammy-backports main universe
 
 # We need to add the repo for the updated packages they provide. The main ones
 # are qemu, libvirt, and openvswitch.
-deb http://ubuntu-cloud.archive.canonical.com/ubuntu jammy-updates/zed main
+deb http://ubuntu-cloud.archive.canonical.com/ubuntu jammy-updates/antelope main
 
 # NOTE(hrw): extra repositories are added into image when they are needed as
 # separate files in /etc/apt/sources.list.d/ directory. For that purpose they

tests/templates/template_overrides.j2

@@ -80,7 +80,6 @@ RUN sed -i -e "s|http://deb.debian.org|[trusted=yes] http://{{ nodepool_mirror_h
 {% elif base_distro == "ubuntu" %}
 
 RUN sed -i -e "s|mirror://mirrors.ubuntu.com/mirrors.txt|[trusted=yes] http://{{ nodepool_mirror_host }}/ubuntu/|" \
-        -e "s|http://ubuntu-cloud.archive.canonical.com/ubuntu|[trusted=yes] http://{{ nodepool_mirror_host }}/ubuntu-cloud-archive|" \
         -e "s|http://ports.ubuntu.com|[trusted=yes] http://{{ nodepool_mirror_host }}/ubuntu-ports|" \
         /etc/apt/sources.list