*: post-certmanager manifests update

Change-Id: I745c850268c31777c5722a9833c8152a55615aed
Reviewed-on: https://gerrit.hackerspace.pl/c/hscloud/+/1512
Reviewed-by: q3k <q3k@hackerspace.pl>
diff --git a/cluster/kube/lib/registry.libsonnet b/cluster/kube/lib/registry.libsonnet
index 552d31b..d26d0fd 100644
--- a/cluster/kube/lib/registry.libsonnet
+++ b/cluster/kube/lib/registry.libsonnet
@@ -286,7 +286,7 @@
             metadata+: env.metadata("registry") {
                 annotations+: {
                     "kubernetes.io/tls-acme": "true",
-                    "certmanager.k8s.io/cluster-issuer": "letsencrypt-prod",
+                    "cert-manager.io/cluster-issuer": "letsencrypt-prod",
                     "nginx.ingress.kubernetes.io/backend-protocol": "HTTPS",
                     "nginx.ingress.kubernetes.io/proxy-body-size": "0",
                 },