Update CHANGELOG

Author: taylorotwell

CHANGELOG.md

@@ -1,6 +1,10 @@
 # Release Notes
 
-## [Unreleased](https://github.com/laravel/laravel/compare/v11.4.0...11.x)
+## [Unreleased](https://github.com/laravel/laravel/compare/v11.5.0...11.x)
+
+## [v11.5.0](https://github.com/laravel/laravel/compare/v11.4.0...v11.5.0) - 2024-12-13
+
+* [11.x] Update `config/mail.php` with supported configuration by [@crynobone](https://github.com/crynobone) in https://github.com/laravel/laravel/pull/6506
 
 ## [v11.4.0](https://github.com/laravel/laravel/compare/v11.3.3...v11.4.0) - 2024-12-02