Resolve "docs: create changelog"

Closes #42 (closed)

CHANGELOG.md

@@ -5,7 +5,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html),
 and the commits message folow the [Conventional Commits](https://www.conventionalcommits.org/en/v1.0.0/).
 
-[Unreleased] - [1.0.0]
+## [Unreleased] - [1.0.0]
 ### Added
 - As we grew in terms of added features we have decided to transform this role into a collection.
 - You can now define symoblic links for `/etc/yunohost/` and `/var/www/`.