✏️ update changelog

Author: DJ Steinmetz

CHANGELOG.md

@@ -5,6 +5,9 @@ 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).
 
+## [5.0.0-beta.4] - 2023-01-23
+- SDK up to date with [API v1.0.263](https://ordercloud.io/release-notes/v1.0.263)
+
 ## [5.0.0-beta.3] - 2022-12-06
 ### Added
 - new types for order returns