Update important note.

Author: MikeRayMSFT

articles/azure-arc/data/release-notes.md

@@ -35,7 +35,7 @@ New for this release:
     - There is a known issue with user settings migration to OpenSearch Dashboards for some versions of Elasticsearch, including the version used in Arc data services. 
 
       > [!IMPORTANT]
-      > Before upgrade, save any configuration externally before upgrading so that it can be re-created in OpenSearch Dashboards.
+      > Before upgrade, save any Kibana configuration externally so that it can be re-created in OpenSearch Dashboards.
 
   - Automatic upgrade is disabled for the Arc data services extension
   - Error-handling in the `az` CLI is improved during data controller upgrade