v4 to v5 WAL volume note

tjmoore4 · tjmoore4 · commit 593f3cda38bf · 2022-04-06T13:49:29.000-04:00
Add a comment to remind users to add a WAL volume to the upgraded
v5 cluster if one exists in the original v4 cluster.
diff --git a/docs/content/guides/v4tov5.md b/docs/content/guides/v4tov5.md
@@ -121,7 +121,8 @@ spec:
       pgBackRestVolume:
         pvcName: hippo-pgbr-repo
         directory: "hippo-backrest-shared-repo"
-      # only specify external WAL PVC if enabled in PGO v4 cluster
+      # Only specify external WAL PVC if enabled in PGO v4 cluster. If enabled
+      # in v4, a WAL volume must be defined for the v5 cluster as well.
       # pgWALVolume:
       #  pvcName: hippo-jgut-wal
 ```
