Update changelog

CHANGELOG.md

@@ -11,6 +11,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Deprecated `activities` in the endpoint `GET api/v1/portfolio/holding/:dataSource/:symbol`
 
+### Fixed
+
+- Fixed the filtering by asset class in the endpoint `GET api/v1/portfolio/holdings`
+
 ## 2.228.0 - 2026-01-03
 
 ### Added