docs: release for 0.26.4

Author: wenytang-ms

CHANGELOG.md

@@ -6,7 +6,10 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## 0.26.4
 
-- fix - Update wording for Java 21 in https://github.com/microsoft/vscode-java-dependency/pull/930
+- Fix - Update wording for Java 21 in https://github.com/microsoft/vscode-java-dependency/pull/930
+- Enhancement - throttling telemetry event in context provider https://github.com/microsoft/vscode-java-dependency/pull/936
+- Enhancement - optimized the javadoc from binary and filter common 3rd lib https://github.com/microsoft/vscode-java-dependency/pull/931
+- Fix - unblock activate extension while register copilot context provider https://github.com/microsoft/vscode-java-dependency/pull/937
 
 ## 0.26.3