0.1.6 Kelvin2RGB + fix changelog

Author: RobTillaart

libraries/Kelvin2RGB/CHANGELOG.md

@@ -6,7 +6,7 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
 
-## [0.1.6] - 2022-11-14
+## [0.1.6] - 2023-01-30
 - major improvement **BGR()**
 - minor improvement **CMYK()**
 - extend timing example.