docs: update changelog

Author: FluoriteCafe-work

CHANGELOG.md

@@ -4,6 +4,10 @@ All notable changes to the "vscode-java-dependency" extension will be documented
 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).
 
+## 0.26.4
+
+- fix - Update wording for Java 21 in https://github.com/microsoft/vscode-java-dependency/pull/930
+
 ## 0.26.3
 
 - Enhancement - Register Context Provider to Copilot in https://github.com/microsoft/vscode-java-dependency/pull/924