chore(examples): cleanup save restore

example/package.json

@@ -3,13 +3,13 @@
   "version": "0.1.0",
   "private": true,
   "dependencies": {
-    "@craco/craco": "^5.7.0",
+    "@craco/craco": "^6.0.0",
     "dagre": "^0.8.5",
     "localforage": "^1.9.0",
     "react-dom": "^17.0.1",
     "react-flow-renderer": "file:..",
     "react-router-dom": "^5.2.0",
-    "react-scripts": "^3.4.4"
+    "react-scripts": "^4.0.1"
   },
   "scripts": {
     "start": "craco start",