add changelog

Signed-off-by: Lu Yu <[email protected]>

CHANGELOG.md

@@ -17,6 +17,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - [BUG][Discover] Allow saved sort from search embeddable to load in Dashboard ([#5934](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/5934))
 - [BUG][Discover] Add key to index pattern options for support deplicate index pattern names([#5946](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/5946))
 - [Discover] Fix table cell content overflowing in Safari ([#5948](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/5948))
+- [BUG][MD]Fix schema for test connection to separate validation based on auth type([#5997](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/5997))
 
 ### 🚞 Infrastructure