Bump version to 0.4.0

## [0.4.0] - 2022-12-01

### Added
- [Adds ValueTask and CancellableValueTask](#15)

Author: TheAngryByrd

CHANGELOG.md

@@ -5,6 +5,11 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.4.0] - 2022-12-01
+
+### Added
+- [Adds ValueTask and CancellableValueTask](https://github.com/TheAngryByrd/IcedTasks/pull/15)
+
 ## [0.3.2] - 2022-11-30
 
 ### Changed
@@ -131,7 +136,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Increased soeed and lowered memory usage of ColdTask and CancellableTask
 - Build for netstandard2.0 and netstandard2.1
 
-[Unreleased]: https://github.com/TheAngryByrd/IcedTasks/compare/v0.3.2...HEAD
+[Unreleased]: https://github.com/TheAngryByrd/IcedTasks/compare/v0.4.0...HEAD
+[0.4.0]: https://github.com/TheAngryByrd/IcedTasks/compare/v0.3.2...v0.4.0
 [0.3.2]: https://github.com/TheAngryByrd/IcedTasks/compare/v0.3.1...v0.3.2
 [0.3.2-beta002]: https://github.com/TheAngryByrd/IcedTasks/compare/v0.3.1...v0.3.2-beta002
 [0.3.2-beta001]: https://github.com/TheAngryByrd/IcedTasks/compare/v0.3.1...v0.3.2-beta001