Update docs/modules/hdfs/pages/usage-guide/upgrading.adoc

Co-authored-by: Nick <10092581+NickLarsenNZ@users.noreply.github.com>

Author: nightkr

docs/modules/hdfs/pages/usage-guide/upgrading.adoc

@@ -58,7 +58,7 @@ NOTE: Services will be upgraded in order: JournalNodes, then NameNodes, then Dat
 
 == Finalizing the upgrade
 
-Once all HDFS pods are running the new version, the HDFS upgrade can be finalized (from the HDFS superuser environment):
+Once all HDFS pods are running the new version, the HDFS upgrade can be finalized (from the HDFS superuser environment as described in the preparation step):
 
 [source,shell]
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