Add change log entry

Signed-off-by: Suraj Singh <surajrider@gmail.com>

CHANGELOG.md

@@ -18,7 +18,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - `opensearch.bat` and `opensearch-service.bat install` failing to run, missing logs directory ([#4305](https://github.com/opensearch-project/OpenSearch/pull/4305))
 - Restore using the class ClusterInfoRequest and ClusterInfoRequestBuilder from package 'org.opensearch.action.support.master.info' for subclasses ([#4307](https://github.com/opensearch-project/OpenSearch/pull/4307))
 - Do not fail replica shard due to primary closure ([#4133](https://github.com/opensearch-project/OpenSearch/pull/4133))
-- Add timeout on Mockito.verify to reduce flakyness in testReplicationOnDone test
+- Add timeout on Mockito.verify to reduce flakyness in testReplicationOnDone test([#4314](https://github.com/opensearch-project/OpenSearch/pull/4314))
 
 ### Security