OCPBUGS-14474: Fix cols in driver support table

Author: Lisa Pettyjohn

modules/persistent-storage-csi-drivers-supported.adoc

@@ -25,7 +25,7 @@ ifndef::openshift-rosa[]
 |GCP Filestore | ✅ | - | ✅| -
 endif::openshift-rosa[]
 ifndef::openshift-dedicated,openshift-rosa[]
-|{ibmpowerProductName} Virtual Server Block | - | - | ✅
+|{ibmpowerProductName} Virtual Server Block | - | - | ✅ | - 
 |IBM VPC Block | ✅^[3]^ | - | ✅^[3]^| -
 |Microsoft Azure Disk | ✅ | ✅ | ✅| -
 |Microsoft Azure Stack Hub | ✅ | ✅ | ✅| -