Fix years in changelog per gskinner#44

CHANGELOG.md

@@ -4,13 +4,13 @@ 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).
 
-## [3.0.0] - 2022-01-19
+## [3.0.0] - 2023-01-19
 ### Changed
 - reorganize `lib` folder to follow dart guidance
 - cleanup of documentation to improve consistency
 - renamed `test_view` to `playground_view`
 
-## [2.2.0] - 2022-01-15
+## [2.2.0] - 2023-01-15
 ### Added
 - `ColorEffect` - animate between two colors with a blend mode