Release v1.2.1

Author: tomodachi94

CHANGELOG.md

@@ -5,7 +5,7 @@ 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]
+## v1.2.1
 
 - Fix a bug where attempting to uninstall and then reinstall a package would result in an error. ([Reported](https://github.com/unicornpkg/wing/issues/19#issuecomment-3029323428) by [@rapidradiance](https://github.com/rapidradiance))