Changelog and readme.txt edits. (#43477)

Committed via a GitHub action: https://github.com/Automattic/jetpack/actions/runs/15050582806

Upstream-Ref: Automattic/jetpack@e49f55a

Author: tbradsha

composer.json

@@ -12,8 +12,8 @@
 		"automattic/jetpack-composer-plugin": "^4.0.5",
 		"automattic/jetpack-config": "^3.1.0",
 		"automattic/jetpack-connection": "^6.11.4-alpha",
-		"automattic/jetpack-my-jetpack": "^5.14.1-alpha",
-		"automattic/jetpack-sync": "^4.13.0-alpha",
+		"automattic/jetpack-my-jetpack": "^5.14.2-alpha",
+		"automattic/jetpack-sync": "^4.13.0",
 		"automattic/jetpack-status": "^5.1.4"
 	},
 	"require-dev": {