✏️ update changelog

Author: Crhistian

CHANGELOG.md

@@ -5,6 +5,10 @@ All notable changes to the ordercloud-javascript-sdk will be documented in this
 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).
 
+## [4.6.6] - 20220-04-18
+### Fixed
+- bug where new models from v4.6.5 were not being bundled in the final output
+
 ## [4.6.5] - 2022-04-14
 ### Added
 - new models for message sender payloads