fix references to old variables and to other files

example.jsonnet

examples/additional-namespaces-servicemonitor.jsonnet

examples/additional-namespaces.jsonnet

examples/alertmanager-config-external.jsonnet

examples/alertmanager-config.jsonnet

examples/all-namespaces.jsonnet

...uous-delivery/argocd/kube-prometheus/argocd-basic.jsonnet

examples/eks-cni-example.jsonnet

examples/etcd-skip-verify.jsonnet

examples/etcd.jsonnet

...ples/grafana-additional-jsonnet-dashboard-example.jsonnet

...s/grafana-additional-rendered-dashboard-example-2.jsonnet

...les/grafana-additional-rendered-dashboard-example.jsonnet

examples/ingress.jsonnet

examples/internal-registry.jsonnet

examples/ksonnet-example.jsonnet

examples/minikube.jsonnet

examples/prometheus-additional-alert-rule-example.jsonnet

...ples/prometheus-additional-recording-rule-example.jsonnet

examples/prometheus-additional-rendered-rule-example.jsonnet