Fix typo in changelog

Author: MattWindsor91

CHANGELOG.md

@@ -38,6 +38,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Initial release, with support for basic ROS1 C++ code generation from
   forbidden traces.
 
-[unreleased]: https://github.com/UoY-RoboStar/rtcg/compare/v0.1.0...HEAD
+[unreleased]: https://github.com/UoY-RoboStar/rtcg/compare/v0.1.1...HEAD
 [0.1.1]: https://github.com/UoY-RoboStar/rtcg/compare/v0.1.0...v0.1.1
 [0.1.0]: https://github.com/UoY-RoboStar/rtcg/releases/tag/v0.1.0