Use directories instead of partitions for rook

Signed-off-by: Justin Scott <justin.a.scott@intel.com>

clr-k8s-examples/7-rook/overlays/v1.0.3/kustomization.yaml

@@ -5,4 +5,7 @@ resources:
   - rook/cluster/examples/kubernetes/ceph/storageclass.yaml
 
 patchesStrategicMerge:
-  - patch_operator.yaml
+  - patch_operator.yaml
+  # patches rook to use 'directories' instead of partitions.
+  # comment out to use partitions
+  - patch_cephcluster.yaml

clr-k8s-examples/7-rook/overlays/v1.0.3/patch_cephcluster.yaml

@@ -0,0 +1,9 @@
+apiVersion: ceph.rook.io/v1
+kind: CephCluster
+metadata:
+  name: rook-ceph
+  namespace: rook-ceph
+spec:
+  storage:
+    directories:
+     - path: /var/lib/rook