Update 1.5.0 changelog

Author: adamgraham

CHANGELOG.md

@@ -5,13 +5,14 @@ All notable changes to this project will be documented in this file.
 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).
 
-## [1.5.0] - 2022/10/30
+## [1.5.0] - 2023/06/18
 
 ### Added
 
 - New `ExitApplication` script
 - New `PauseApplication` script
-- Help URLs added to behaviors
+- New editor mesh debugger: Window > Analysis > Mesh Debugger
+- Behavior help URLs
 
 ## [1.4.0] - 2022/05/20