Update CHANGELOG.md

Co-authored-by: Owais Kazi <owaiskazi19@gmail.com>
Signed-off-by: Daniel Widdis <widdis@gmail.com>

Author: dbwiddis

CHANGELOG.md

@@ -13,7 +13,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 ### Removed
 
 ### Fixed
-- Use Bad Request status for InputCoercionEcception ([#18161](https://github.com/opensearch-project/OpenSearch/pull/18161))
+- Use Bad Request status for InputCoercionException ([#18161](https://github.com/opensearch-project/OpenSearch/pull/18161))
 
 ### Security