Update Changelog

CHANGELOG.md

@@ -7,6 +7,18 @@ This project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html
 
 ## [Unreleased]
 
+## [0.24.0] - 2021-03-19
+### Fixed
+- Fixed hang in band distribution for L160000x8000 grid
+- Fixes to Spectral functionspace and TransIFS regarding vertical levels
+
+### Changed
+- Requires eckit 1.16
+
+### Added
+- atlas-io first version, not for operational use
+- Spec registry for grids
+
 ## [0.23.0] - 2021-01-19
 ### Fixed
 - Structured interpolation method interpolating to area straddling Greenwich.
@@ -261,6 +273,7 @@ This project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html
 ## 0.13.0 - 2018-02-16
 
 [Unreleased]: https://github.com/ecmwf/atlas/compare/master...develop
+[0.24.0]: https://github.com/ecmwf/atlas/compare/0.23.0...0.24.0
 [0.23.0]: https://github.com/ecmwf/atlas/compare/0.22.1...0.23.0
 [0.22.1]: https://github.com/ecmwf/atlas/compare/0.22.0...0.22.1
 [0.22.0]: https://github.com/ecmwf/atlas/compare/0.21.0...0.22.0