tiger: fix v0.2.0 release date in changelog

Author: newpavlov

tiger/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).
 
-## 0.2.0 (2021-12-07)
+## 0.2.0 (2021-12-28)
 ### Added
 - `Tiger2` variant ([#217])