updated CHANGELOG.md

Author: Neeraj Sirdeshmukh

CHANGELOG.md

@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
+## [0.5.0] - 2022-05-20
+
+### Changed
+
+- Used map instead of foreach/push in api.js file
+
 ## [0.5.0] - 2022-05-18
 
 ### Added