Changelog and readme.txt edits.

Committed via a GitHub action: https://github.com/Automattic/jetpack/actions/runs/16476049641

Upstream-Ref: Automattic/jetpack@c6a8439

Author: kraftbj

CHANGELOG.md

@@ -5,12 +5,9 @@ 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).
 
-## [0.20.0-alpha] - unreleased
-
-This is an alpha version! The changes listed here are not final.
-
+## [0.20.0] - 2025-07-23
 ### Added
-- Line Chart: Add documentation
+- Line Chart: Add documentation [#44410]
 
 ## [0.19.1] - 2025-07-22
 ### Changed
@@ -311,7 +308,7 @@ This is an alpha version! The changes listed here are not final.
 - Fixed lints following ESLint rule changes for TS [#40584]
 - Fixing a bug in Chart storybook data. [#40640]
 
-[0.20.0-alpha]: https://github.com/Automattic/charts/compare/v0.19.1...v0.20.0-alpha
+[0.20.0]: https://github.com/Automattic/charts/compare/v0.19.1...v0.20.0
 [0.19.1]: https://github.com/Automattic/charts/compare/v0.19.0...v0.19.1
 [0.19.0]: https://github.com/Automattic/charts/compare/v0.18.0...v0.19.0
 [0.18.0]: https://github.com/Automattic/charts/compare/v0.17.0...v0.18.0

package.json

@@ -1,6 +1,6 @@
 {
 	"name": "@automattic/charts",
-	"version": "0.20.0-alpha",
+	"version": "0.20.0",
 	"description": "Display charts within Automattic products.",
 	"homepage": "https://github.com/Automattic/jetpack/tree/HEAD/projects/js-packages/charts/#readme",
 	"bugs": {