Now I'm all out of synch. Should I just roll back the rancher server to a previous snapshot and try the change url procedure again or just set the server-url back to the original sslip one or??? Error: Kubernetes cluster unreachable: Get "https://rancher.xxx.com/k8s/clusters/local/version": x509: certificate is valid for longhex.traefik.default, not rancher.xxx.com that was running kubectl on the rancher host with a kubeconfig obtained from the UI