Description of problem:

During the backup process some of the mirrored PVCs has incorrect storage class.

Mirrored PVC snapcontent-*-pvc can have inconsistent storageclass from configmap options for volsync

Version-Release number of selected component (if applicable):

1.2.0

How reproducible:

100%

Steps to Reproduce:
1.Deploy an application with multiple PVCs.
2. Initiate a backup process.
3. Check the storage class of every mirrored PVCs (snapcontent-*-pvc) in openshift-adp namespace during backup that it matches storageclass set in volumeOptions in DPA.

Actual results:

The mirrored PVCs may have an inconsistent storage class, which does not match values set in dpa storageClass volumeOptions.

Expected results:

The mirrored PVCs should have the same storage class as the source PVC.

Additional info:
https://issues.redhat.com/browse/OADP-1821
https://github.com/migtools/volume-snapshot-mover/pull/236
https://github.com/migtools/volume-snapshot-mover/issues/235