Update CHANGELOG.md

Author: McJones

CHANGELOG.md

@@ -11,6 +11,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 ### Changed
 
 - Fixed a bug where unbalanced markup without text siblings or children would cause an error
+- Fixed a bug where numbers inside markup properties were being parsed in a culture variant manner.
 
 ### Removed