chore: update changelog

Author: jcnelson

CHANGELOG.md

@@ -5,6 +5,13 @@ 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 the versioning scheme outlined in the [README.md](README.md).
 
+## [unreleased]
+
+### Changed
+
+- Clarity errors pertaining to syntax binding errors have been made more
+  expressive (#6337)
+
 ## [3.2.0.0.0]
 
 ### Added