chore: update changelog

CHANGELOG.md

@@ -5,6 +5,17 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog],
 and this project adheres to [Semantic Versioning].
 
+## [0.28.0] - 2024-08-30
+
+### Added
+
+- Add `PeakDataIterDispatch` to the public API
+- Add more descriptive documentation for `meta`-metadata types.
+
+### Changed
+
+- Upgraded `mzpeaks` v0.20.0, `mzsignal` v0.21.0, `thermorawfilereader` v0.2.7
+
 ## [0.27.0] - 2024-08-25
 
 ### Added
@@ -384,7 +395,8 @@ and this project adheres to [Semantic Versioning].
 
 <!-- Versions -->
 
-[unreleased]: https://github.com/mobiusklein/mzdata/compare/v0.27.0...HEAD
+[unreleased]: https://github.com/mobiusklein/mzdata/compare/v0.28.0...HEAD
+[0.28.0]: https://github.com/mobiusklein/mzdata/compare/v0.27.0...v0.28.0
 [0.27.0]: https://github.com/mobiusklein/mzdata/compare/v0.26.0...v0.27.0
 [0.26.0]: https://github.com/mobiusklein/mzdata/compare/v0.25.0...v0.26.0
 [0.25.0]: https://github.com/mobiusklein/mzdata/compare/v0.24.0...v0.25.0