Update changelog

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

CHANGELOG.md

@@ -19,6 +19,8 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - Add BWC version 2.3.1 ([#4513](https://github.com/opensearch-project/OpenSearch/pull/4513))
 - [Segment Replication] Add snapshot and restore tests for segment replication feature ([#3993](https://github.com/opensearch-project/OpenSearch/pull/3993))
 - Added missing javadocs for `:example-plugins` modules ([#4540](https://github.com/opensearch-project/OpenSearch/pull/4540))
+### Dependencies
+- Bumps `log4j-core` from 2.18.0 to 2.19.0
 
 
 ### Dependencies