2022643 Add note that oVirt CSI driver doesn't support snapshots.

Author: stoobie

storage/container_storage_interface/persistent-storage-csi-ovirt.adoc

@@ -18,6 +18,10 @@ To create CSI-provisioned PVs that mount to {rh-virtualization} storage assets,
 * The _oVirt CSI driver_ enables you to create and mount oVirt PVs.
 
 include::modules/persistent-storage-csi-about.adoc[leveloffset=+1]
+[NOTE]
+====
+The oVirt CSI driver does not support snapshots.
+====
 include::modules/ovirt-csi-driver-storage-class.adoc[leveloffset=+1]
 include::modules/persistent-storage-rhv.adoc[leveloffset=+1]