Update CHANGELOG.md

Signed-off-by: Rob Ede <[email protected]>

Author: robjtede

CHANGELOG.md

@@ -8,11 +8,14 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0),
 
 ## [0.4.19](https://github.com/Nullus157/async-compression/compare/v0.4.18...v0.4.19) - 2025-02-27
 
-### Other
+### Changed
 
-- Ensure that flush finishes before continuing.
 - Update `bzip2` dependency to `0.5`.
 
+### Fixed
+
+- Ensure that flush finishes before continuing.
+
 ## [0.4.18](https://github.com/Nullus157/async-compression/compare/v0.4.17...v0.4.18) - 2024-11-23
 
 ### Fixed