fix: allow cilium HelmChart to be renovated

Signed-off-by: Devin Buhl <devin@buhl.casa>

ansible/playbooks/templates/custom-cilium-helmchart.yaml.j2

@@ -7,6 +7,7 @@ metadata:
 spec:
   repo: https://helm.cilium.io/
   chart: cilium
+  # renovate: datasource=helm depName=cilium registryUrl=https://helm.cilium.io/
   version: 1.13.3
   targetNamespace: kube-system
   bootstrap: true