Update CHANGELOG

Author: connesy

CHANGELOG.md

@@ -2,6 +2,9 @@
 
 ## [Unreleased](https://github.com/SallingGroup-AI-and-ML/venv-cli/tree/develop)
 
+### Minor changes
+* `venv install` now runs `venv clear` before installation. This ensures that the enrivonment doesn't end up with orphaned packages after making changes to `requirements.txt`. [#9](https://github.com/SallingGroup-AI-and-ML/venv-cli/issues/9)
+
 ## [v1.3.0](https://github.com/SallingGroup-AI-and-ML/venv-cli/releases/tag/v1.3.0) (2023-10-30)
 
 ## Major changes