Update CHANGELOG

Author: Sven Obser

CHANGELOG.md

@@ -11,9 +11,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
-- Update to Kotlin 2.1.0.
+- Update to Kotlin 2.1.0 (🏅 kudos to theyoz).
 - Update to Kotlinx-Serialization 1.7.3.
 - Make `CsvConfig` public.
+- Support for streaming via Reader and Appendable (🏅 kudos to UnknownJoe796).
+- Handle Microsoft Excel's insistence on using a byte order marker (🏅 kudos to UnknownJoe796).
 
 ### Removed