Add artesca-root-ca-issuer cluster issuer

Issue: ZENKO-4876

.github/scripts/end2end/install-kind-dependencies.sh

@@ -58,14 +58,15 @@ kubectl rollout status -n ingress-nginx deployment/ingress-nginx-controller --ti
 
 # cert-manager
 kubectl apply --validate=false -f https://github.com/jetstack/cert-manager/releases/download/${CERT_MANAGER_VERSION}/cert-manager.yaml --wait
-# kubectl apply --validate=false -f - <<EOF
-# apiVersion: cert-manager.io/v1
-# kind: ClusterIssuer
-# metadata:
-#   name: artesca-root-ca-issuer
-# spec:
-#   selfSigned: {}
-# EOF
+kubectl rollout status -n cert-manager deployment/cert-manager-webhook --timeout=10m
+kubectl apply -f - <<EOF
+apiVersion: cert-manager.io/v1
+kind: ClusterIssuer
+metadata:
+  name: artesca-root-ca-issuer
+spec:
+  selfSigned: {}
+EOF
 
 # prometheus
 # last-applied-configuration can end up larger than 256kB  which is too large for an annotation