Update content/en/docs/concepts/storage/storage-classes.md

Co-authored-by: Tim Bannister <[email protected]>

Author: mattcary

content/en/docs/concepts/storage/storage-classes.md

@@ -339,7 +339,7 @@ enabled, a GCE PD volume can be provisioned in a topology that does not match
 any nodes, but any pod trying to use that volume will fail to schedule. With
 legacy pre-migration GCE PD, in this case an error will be produced
 instead at provisioning time. GCE CSI Migration is enabled by default beginning
-in 1.23.
+from the Kubernetes 1.23 release.
 {{< /note >}}
 
 ### NFS