chore(deps): update yarn to v4.11.0

Author: renovate[bot]

frontend-demo/package.json

@@ -2,7 +2,7 @@
   "name": "unified-ecommerce-frontend",
   "version": "0.1.0",
   "private": true,
-  "packageManager": "yarn@4.5.1",
+  "packageManager": "yarn@4.11.0",
   "scripts": {
     "test": "jest --passWithNoTests",
     "typecheck": "tsc --noEmit",