Update CHANGELOG.md to fix spacing

CHANGELOG.md

@@ -156,8 +156,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Disable concurrent aggs for Diversified Sampler and Sampler aggs ([#11087](https://github.com/opensearch-project/OpenSearch/issues/11087))
 - Made leader/follower check timeout setting dynamic ([#10528](https://github.com/opensearch-project/OpenSearch/pull/10528))
 - Use iterative approach to evaluate Regex.simpleMatch ([#11060](https://github.com/opensearch-project/OpenSearch/pull/11060))
-- Improved performance of numeric exact-match queries ([#11209](https://github.
-  com/opensearch-project/OpenSearch/pull/11209))
+- Improved performance of numeric exact-match queries ([#11209](https://github.com/opensearch-project/OpenSearch/pull/11209))
 - Improve boolean parsing performance ([#11308](https://github.com/opensearch-project/OpenSearch/pull/11308))
 - Change error message when per shard document limit is breached ([#11312](https://github.com/opensearch-project/OpenSearch/pull/11312))