Put the Changelog in reverse chronological order

CHANGELOG.md

@@ -5,11 +5,17 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [0.1.0] - 2025-10-10
+## [0.2.2] - 2026-04-01
 
-### Added
+### Changes
 
-- Initial release
+- Depend on `sigma-proofs` version 0.3.0, and don't use the deprecated serialization API
+
+## [0.2.1] - 2026-03-26
+
+### Fixes
+
+- Remembered to bump version number in README
 
 ## [0.2.0] - 2026-03-25
 
@@ -37,19 +43,13 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Choose the variables for generated Pedersen commitments deterministically.
 
-## [0.2.1] - 2026-03-26
-
-### Fixes
-
-- Remembered to bump version number in README
-
-## [0.2.2] - 2026-04-01
+## [0.1.0] - 2025-10-10
 
-### Changes
+### Added
 
-- Depend on `sigma-proofs` version 0.3.0, and don't use the deprecated serialization API
+- Initial release
 
-[0.1.0]: https://git-crysp.uwaterloo.ca/SigmaProtocol/sigma-compiler/src/0.1.0
-[0.2.0]: https://git-crysp.uwaterloo.ca/SigmaProtocol/sigma-compiler/src/0.2.0
-[0.2.1]: https://git-crysp.uwaterloo.ca/SigmaProtocol/sigma-compiler/src/0.2.1
 [0.2.2]: https://git-crysp.uwaterloo.ca/SigmaProtocol/sigma-compiler/src/0.2.2
+[0.2.1]: https://git-crysp.uwaterloo.ca/SigmaProtocol/sigma-compiler/src/0.2.1
+[0.2.0]: https://git-crysp.uwaterloo.ca/SigmaProtocol/sigma-compiler/src/0.2.0
+[0.1.0]: https://git-crysp.uwaterloo.ca/SigmaProtocol/sigma-compiler/src/0.1.0