Updating CHANGELOG.

Author: cyrilverloop

CHANGELOG.md

@@ -4,6 +4,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [Unreleased]
+### Changed
+- @cyrilverloop/codingame-configuration 1.1.2 => 1.2.1.
+
 ## [3.0.0] - 2024-05-24
 ### Changed
 - Node 21 => 22.