fix: non-namespaced resources incorrectly have ns (#2158)

...et/kube-prometheus/components/blackbox-exporter.libsonnet

jsonnet/kube-prometheus/components/node-exporter.libsonnet

...t/kube-prometheus/components/prometheus-adapter.libsonnet

manifests/blackboxExporter-clusterRoleBinding.yaml

manifests/nodeExporter-clusterRole.yaml

manifests/nodeExporter-clusterRoleBinding.yaml

manifests/prometheusAdapter-clusterRole.yaml

...prometheusAdapter-clusterRoleAggregatedMetricsReader.yaml

manifests/prometheusAdapter-clusterRoleBinding.yaml

manifests/prometheusAdapter-clusterRoleBindingDelegator.yaml

manifests/prometheusAdapter-clusterRoleServerResources.yaml