changelog for 0.4.9

Author: baronfel

CHANGELOG.md

@@ -4,6 +4,12 @@ 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).
 
+## [0.4.9] - 21.09.2022
+
+### Added
+
+* [Allow consumers to customize the JsonRpc used](https://github.com/ionide/LanguageServerProtocol/pull/40)
+
 ## [0.4.8] - 12.09.2022
 
 ### Added