Removed the changelog

Signed-off-by: Sriram Ganesh <srignsh22@gmail.com>

Author: rgsriram

CHANGELOG.md

@@ -37,7 +37,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Fix pull-based ingestion pause state initialization during replica promotion ([#19212](https://github.com/opensearch-project/OpenSearch/pull/19212))
 - Fix QueryPhaseResultConsumer incomplete callback loops ([#19231](https://github.com/opensearch-project/OpenSearch/pull/19231))
 - Fix the `scaled_float` precision issue ([#19188](https://github.com/opensearch-project/OpenSearch/pull/19188))
-- Fix flaky LeafSorterOptimizationTests by improving segment creation reliability and CI environment compatibility ([#18898](https://github.com/opensearch-project/OpenSearch/issues/18898))
+
 
 ### Dependencies
 - Bump `com.netflix.nebula.ospackage-base` from 12.0.0 to 12.1.0 ([#19019](https://github.com/opensearch-project/OpenSearch/pull/19019))