Charts: document bar list chart (#44467)

* add docs for bar list chart

* changelog

* remove inaccurate description

* remove the unnecessary props explanation at the beginning

Committed via a GitHub action: https://github.com/Automattic/jetpack/actions/runs/16559751549

Upstream-Ref: Automattic/jetpack@4058f17

Author: kangzj

CHANGELOG.md

@@ -10,6 +10,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 This is an alpha version! The changes listed here are not final.
 
 ### Added
+- Add docs for bar list chart
 - Add documentation for pie and donut charts
 - Bar chart: Add documentation
 - Charts: adds a standalone chart legend component