add CHANGELOG.md

Author: sergiolms

CHANGELOG.md

@@ -6,6 +6,9 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/) and this p
 
 ## [Unreleased]
 
+### Changed
+- Change `branch create` and `branch rename` terminal-run commands into normal commands
+
 ### Fixed
 
 - Fixes [#3582](https://github.com/gitkraken/vscode-gitlens/issues/3582) - "Delete Branch" option is sometimes unexpectedly missing