Update changelog

Author: cmd-ntrf

CHANGELOG.md

@@ -3,6 +3,12 @@ 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/).
 
+## [14.2.1] 2025-02-21
+
+No changes to infrastructure code.
+
+Refer to [puppet-magic_castle changelog](https://github.com/ComputeCanada/puppet-magic_castle/blob/main/CHANGELOG.md)
+
 ## [14.2.0] 2025-02-20
 
 ### Added