Updated CHANGELOG.md for 1.40.0 release

Author: bUnitBot

CHANGELOG.md

@@ -6,6 +6,8 @@ All notable changes to **bUnit** will be documented in this file. The project ad
 
 ## [Unreleased]
 
+## [1.40.0] - 2025-06-14
+
 ### Fixed
 
 - Aligned Microsoft packages to their TFM version
@@ -1447,7 +1449,8 @@ The latest version of the library is availble on NuGet:
 - **Wrong casing on keyboard event dispatch helpers.**
           The helper methods for the keyboard events was not probably cased, so that has been updated. E.g. from `Keypress(...)` to `KeyPress(...)`.
 
-[unreleased]: https://github.com/bUnit-dev/bUnit/compare/v1.39.5...HEAD
+[unreleased]: https://github.com/bUnit-dev/bUnit/compare/v1.40.0...HEAD
+[1.40.0]: https://github.com/bUnit-dev/bUnit/compare/v1.39.5...v1.40.0
 [1.39.5]: https://github.com/bUnit-dev/bUnit/compare/v1.38.5...1.39.5
 [1.38.5]: https://github.com/bUnit-dev/bUnit/compare/v1.37.7...v1.38.5
 [1.37.7]: https://github.com/bUnit-dev/bUnit/compare/v1.36.0...1.37.7