Update changelog.md

Author: ghbm-itk

changelog.md

@@ -81,7 +81,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Initial release
 
-[Unreleased] https://github.com/itk-dev-rpa/ITK-dev-shared-components/compare/1.3.1...HEAD
+[Unreleased] https://github.com/itk-dev-rpa/ITK-dev-shared-components/compare/2.0.0...HEAD
+[2.0.0] https://github.com/itk-dev-rpa/ITK-dev-shared-components/releases/tag/2.0.0
 [1.3.1] https://github.com/itk-dev-rpa/ITK-dev-shared-components/releases/tag/1.3.1
 [1.3.0] https://github.com/itk-dev-rpa/ITK-dev-shared-components/releases/tag/1.3.0
 [1.2.0] https://github.com/itk-dev-rpa/ITK-dev-shared-components/releases/tag/1.2.0