Update release date

Author: dklilley

CHANGELOG.md

@@ -7,7 +7,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
-## [1.3.9] - 2026-03-06
+## [1.3.9] - 2026-03-09
 
 ### Fixed
 - Resolves an issue starting MATLAB when the `HOME` environment variable is set to an invalid folder (Addresses [mathworks/MATLAB-extension-for-vscode#164](https://github.com/mathworks/MATLAB-extension-for-vscode/issues/164))