fix changelog latest version from 2.3.5 to 2.3.6

Author: rpearce

CHANGELOG.md

@@ -5,7 +5,7 @@ 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).
 
-## [2.3.5] - 2022-05-23
+## [2.3.6] - 2022-05-24
 
 ### Changed