Changelog and readme.txt edits.

Committed via a GitHub action: https://github.com/Automattic/jetpack/actions/runs/15053115127

Upstream-Ref: Automattic/jetpack@9f55015

Author: haqadn

composer.json

@@ -11,8 +11,8 @@
 		"automattic/jetpack-backup-helper-script-manager": "^0.3.7",
 		"automattic/jetpack-composer-plugin": "^4.0.5",
 		"automattic/jetpack-config": "^3.1.0",
-		"automattic/jetpack-connection": "^6.11.4-alpha",
-		"automattic/jetpack-my-jetpack": "^5.14.2-alpha",
+		"automattic/jetpack-connection": "^6.11.4",
+		"automattic/jetpack-my-jetpack": "^5.14.2",
 		"automattic/jetpack-sync": "^4.13.0",
 		"automattic/jetpack-status": "^5.1.4"
 	},