Updated package versions for automattic/jetpack-mu-wpcom-plugin

Committed via a GitHub action: https://github.com/Automattic/jetpack/actions/runs/8973290493

Upstream-Ref: Automattic/jetpack@06e5df9

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).
 
-## 2.1.21-alpha - unreleased
-
-This is an alpha version! The changes listed here are not final.
-
+## 2.1.21 - 2024-05-06
 ### Changed
-- Update formalized dependencies in Scheduled Updates
+- Update formalized dependencies in Scheduled Updates. [#37008]
 
 ## 2.1.20 - 2024-04-29
 ### Changed

composer.json

@@ -4,11 +4,11 @@
 	"type": "wordpress-plugin",
 	"license": "GPL-2.0-or-later",
 	"require": {
-		"automattic/jetpack-mu-wpcom": "^5.28.0-alpha"
+		"automattic/jetpack-mu-wpcom": "^5.28.0"
 	},
 	"require-dev": {
 		"yoast/phpunit-polyfills": "1.1.0",
-		"automattic/jetpack-changelogger": "^4.2.3-alpha"
+		"automattic/jetpack-changelogger": "^4.2.3"
 	},
 	"autoload": {
 		"classmap": [
@@ -23,6 +23,7 @@
 			"@composer phpunit"
 		]
 	},
+	"repositories": [],
 	"minimum-stability": "dev",
 	"prefer-stable": true,
 	"extra": {
@@ -37,6 +38,6 @@
 		]
 	},
 	"config": {
-		"autoloader-suffix": "d9d132a783958a00a2c7cccff60ca42d_jetpack_mu_wpcom_pluginⓥ2_1_21_alpha"
+		"autoloader-suffix": "d9d132a783958a00a2c7cccff60ca42d_jetpack_mu_wpcom_pluginⓥ2_1_21"
 	}
 }