remove k8s service user name

build/cd/deploy.go

@@ -19,7 +19,6 @@ func main() {
 	if err != nil {
 		log.Fatal(err)
 	}
-	kubeconfig.Username = os.Getenv("K8S_DEPLOY_USER")
 	kubeconfig.BearerToken = os.Getenv("K8S_DEPLOY_TOKEN")
 	clientset, err := kubernetes.NewForConfig(kubeconfig)
 	if err != nil {