rook: Add Prometheus metrics for various components

infrastructure/rook/kustomization.yaml

@@ -9,3 +9,5 @@ resources:
   - imagestream.yaml
   - cluster-on-pvc.yaml
   - storageclass.yaml
+  - https://git.shivering-isles.com/github-mirror/rook/rook/-/raw/v1.7.1/cluster/examples/kubernetes/ceph/monitoring/service-monitor.yaml
+  - https://git.shivering-isles.com/github-mirror/rook/rook/-/raw/v1.7.1/cluster/examples/kubernetes/ceph/monitoring/csi-metrics-service-monitor.yaml