Update svd-parser/CHANGELOG.md

Co-authored-by: Adam Greig <[email protected]>

Author: burrbull

svd-parser/CHANGELOG.md

@@ -27,7 +27,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 Previous versions in common [changelog][../CHANGELOG.md].
 
-[Unreleased]: https://github.com/rust-embedded/svd/compare/v0.13.1...HEAD
+[Unreleased]: https://github.com/rust-embedded/svd/compare/svd-parser-v0.13.1...HEAD
 [v0.13.1]: https://github.com/rust-embedded/svd/compare/v0.13.0...svd-parser-v0.13.1
 [v0.13.0]: https://github.com/rust-embedded/svd/compare/v0.12.0...v0.13.0
 [v0.12.0]: https://github.com/rust-embedded/svd/compare/v0.11.0...v0.12.0