Updating CHANGELOG

Signed-off-by: Vishal Sarda <vsarda@amazon.com>

CHANGELOG.md

@@ -17,7 +17,6 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Apply reproducible builds configuration for OpenSearch plugins through gradle plugin ([#4746](https://github.com/opensearch-project/OpenSearch/pull/4746))
 - Add project health badges to the README.md ([#4843](https://github.com/opensearch-project/OpenSearch/pull/4843))
 - [Test] Add IAE test for deprecated edgeNGram analyzer name ([#5040](https://github.com/opensearch-project/OpenSearch/pull/5040))
-- Prevent deletion of snapshots that are backing searchable snapshot indexes ([#5069](https://github.com/opensearch-project/OpenSearch/pull/5069))
 - Allow mmap to use new JDK-19 preview APIs in Apache Lucene 9.4+ ([#5151](https://github.com/opensearch-project/OpenSearch/pull/5151))
 - Add feature flag for extensions ([#5211](https://github.com/opensearch-project/OpenSearch/pull/5211))
 
@@ -76,6 +75,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 ## [Unreleased 2.x]
 ### Added
+- Prevent deletion of snapshots that are backing searchable snapshot indexes ([#5069](https://github.com/opensearch-project/OpenSearch/pull/5069))
+
 ### Dependencies
 - Bumps `bcpg-fips` from 1.0.5.1 to 1.0.7.1
 - Bumps `azure-storage-blob` from 12.16.1 to 12.20.0 ([#4995](https://github.com/opensearch-project/OpenSearch/pull/4995))