Add CHANGELOG entry

Signed-off-by: Andrew Ross <[email protected]>

CHANGELOG.md

@@ -17,6 +17,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - Support for labels on version bump PRs, skip label support for changelog verifier ([#4391](https://github.com/opensearch-project/OpenSearch/pull/4391))
 - Add a new node role 'search' which is dedicated to provide search capability ([#4689](https://github.com/opensearch-project/OpenSearch/pull/4689))
 - Introduce experimental searchable snapshot API ([#4680](https://github.com/opensearch-project/OpenSearch/pull/4680))
+- Introduce Remote translog feature flag([#4158](https://github.com/opensearch-project/OpenSearch/pull/4158))
 ### Dependencies
 - Bumps `com.diffplug.spotless` from 6.9.1 to 6.10.0
 - Bumps `xmlbeans` from 5.1.0 to 5.1.1