Update change log

Signed-off-by: Gulshan Kumar <[email protected]>

Author: kumargu

CHANGELOG.md

@@ -25,6 +25,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Decouple the init of Crypto Plugin and KeyProvider in CryptoRegistry ([18270](https://github.com/opensearch-project/OpenSearch/pull18270)))
 - Support cluster write block in pull-based ingestion ([#18280](https://github.com/opensearch-project/OpenSearch/pull/18280)))
 - Use QueryCoordinatorContext for the rewrite in validate API. ([#18272](https://github.com/opensearch-project/OpenSearch/pull/18272))
+- Upgrade crypto kms plugin dependencies for AWS SDK v2.x. ([#18268](https://github.com/opensearch-project/OpenSearch/pull/18268))
 
 ### Changed