Update CHANGELOG

Author: Baspa

CHANGELOG.md

@@ -2,6 +2,14 @@
 
 All notable changes to `fields` will be documented in this file.
 
+## v0.5.0 - 2025-06-23
+
+### What's Changed
+
+* feat: handle future builder fields by @Baspa in https://github.com/backstagephp/fields/pull/9
+
+**Full Changelog**: https://github.com/backstagephp/fields/compare/v0.4.0...v0.5.0
+
 ## v0.4.0 - 2025-06-23
 
 ### What's Changed