Update changelog

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

CHANGELOG.md

@@ -92,6 +92,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Bump `com.google.http-client:google-http-client-gson` from 1.43.2 to 1.43.3 ([#8840](https://github.com/opensearch-project/OpenSearch/pull/8840))
 - OpenJDK Update (July 2023 Patch releases) ([#8868](https://github.com/opensearch-project/OpenSearch/pull/8868)
 - Bump `hadoop` libraries from 3.3.4 to 3.3.6 ([#6995](https://github.com/opensearch-project/OpenSearch/pull/6995))
+- Bump `com.google.cloud:google-cloud-core-http` from 2.21.0 to 2.21.1 ([#8999](https://github.com/opensearch-project/OpenSearch/pull/8999))
 
 ### Changed
 - Perform aggregation postCollection in ContextIndexSearcher after searching leaves ([#8303](https://github.com/opensearch-project/OpenSearch/pull/8303))
@@ -110,4 +111,4 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 ### Security
 
 [Unreleased 3.0]: https://github.com/opensearch-project/OpenSearch/compare/2.x...HEAD
-[Unreleased 2.x]: https://github.com/opensearch-project/OpenSearch/compare/2.10...2.x
+[Unreleased 2.x]: https://github.com/opensearch-project/OpenSearch/compare/2.10...2.x