My Jetpack: Portback after my-jetpack release (#37915)

* Update changelog

* Just change a whitespace

* Update readme and changelog

* Update Boost stable tag

* Fixup project versions

Committed via a GitHub action: https://github.com/Automattic/jetpack/actions/runs/9556586794

Upstream-Ref: Automattic/jetpack@06837ae

composer.json

@@ -8,7 +8,7 @@
 		"automattic/jetpack-admin-ui": "^0.4.2",
 		"automattic/jetpack-assets": "^2.1.12",
 		"automattic/jetpack-connection": "^2.10.1",
-		"automattic/jetpack-my-jetpack": "^4.25.1-alpha",
+		"automattic/jetpack-my-jetpack": "^4.25.1",
 		"automattic/jetpack-plans": "^0.4.7"
 	},
 	"require-dev": {