Update changelog.

Author: oskar700

CHANGELOG.md

@@ -6,6 +6,15 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 [markdownlint](https://dlaa.me/markdownlint/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [1.2.0] - 2025-11-07
+
+### Added to 1.2.0
+
+- Update README.md
+- Add links to 1.2.0 model and training data
+- Add test data used for 1.2.0 testing
+- Add statistics files about parsing improvements
+
 ## [1.1.0] - 2023-12-20
 
 ### Added to 1.1.0