Update Changelog to include issue opensearch-project#422 changes

CHANGELOG.md

@@ -5,7 +5,6 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 ### Added
 - Add release details to releasing.md ([319](https://github.com/opensearch-project/opensearch-js/pull/319))
 - Added Amazon OpenSearch Serverless in user_guide ([#372](https://github.com/opensearch-project/opensearch-js/issues/372))
-- Remove waitCluster in Integration Tests ([#422](https://github.com/opensearch-project/opensearch-js/issues/422))
 ### Dependencies
 - Bumps `aws4` from 1.11.0 to 1.12.0
 - Bumps `minimist` from 1.2.6 to 1.2.8
@@ -25,6 +24,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - Make fields in `BulkOperation` optional to match OpenSearch Bulk API requirements ([#378](https://github.com/opensearch-project/opensearch-js/pull/378))
 ### Deprecated
 ### Removed
+- Remove waitCluster in Integration Tests ([#422](https://github.com/opensearch-project/opensearch-js/issues/422))
 ### Fixed
 - Added missing types for AwsSigv4SignerOptions.service ([#377](https://github.com/opensearch-project/opensearch-js/pull/377))
 ### Security