zuul: drop devstack-gate reference

Devstack jobs no longer depend on the devstack-gate project, which has
been retired

Change-Id: Id4721d419b22b6d6498d192e3f313629ad33ef69
(cherry picked from commit 3e2a0ffe4f)

.gitreview

@@ -2,4 +2,4 @@
 host=review.opendev.org
 port=29418
 project=openstack/devstack-plugin-container.git
-defaultbranch=stable/2024.2
+defaultbranch=stable/2023.2

devstack/lib/crio

@@ -57,7 +57,6 @@ function install_crio {
         # Installing podman and containerd will get us compatible versions of
         # cri-o and runc. And we need podman to manage container images anyway.
         apt_get install podman buildah cri-o-runc cri-o
-        sudo systemctl enable crio
     elif is_fedora; then
         if [[ "$lsb_dist" = "centos" ]]; then
             sudo yum-config-manager \
@@ -76,8 +75,7 @@ function install_crio {
             --add-repo \
             "https://download.opensuse.org/repositories/"`
             `"devel:/kubic:/libcontainers:/stable:/cri-o:/${CRIO_VERSION}/"`
-            `"CentOS_${os_RELEASE}${stream}/"`
-            `"devel:kubic:libcontainers:stable:cri-o:${CRIO_VERSION}.repo"
+            `"CentOS_${os_RELEASE}${stream}/"
 
         yum_install cri-o podman buildah
     fi