Return true if the PVC is filesystem but has correct annotations. (#126)

The return was missed and it was returning false even if it should return true.

Signed-off-by: Alexander Wels <awels@redhat.com>

state_transfer/transfer/pvc_list.go

@@ -127,6 +127,7 @@ func isBlockOrVMDisk(pvc *v1.PersistentVolumeClaim) bool {
 		if v, ok := pvc.GetAnnotations()[kubeVirtAnnKey]; !ok || v != kubevirtContentType {
 			return false
 		}
+		isBlock = true
 	}
 	return isBlock
 }