feat: update CHANGELOG for 1.1.9 release

CHANGELOG.md

@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+
+## [1.1.9]
+
+### Added
+- Runsheet generation for methlySeq ISA archives
+
 ## [1.1.8]
 
 ### Changed
@@ -120,3 +126,4 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 [1.1.6]: https://github.com/j-81/dp_tools/compare/1.1.5...1.1.6
 [1.1.7]: https://github.com/j-81/dp_tools/compare/1.1.6...1.1.7
 [1.1.8]: https://github.com/j-81/dp_tools/compare/1.1.7...1.1.8
+[1.1.9]: https://github.com/j-81/dp_tools/compare/1.1.8...1.1.9