remove react dependency from examples

example/package-lock.json

@@ -10332,15 +10332,6 @@
         }
       }
     },
-    "react": {
-      "version": "17.0.1",
-      "resolved": "https://registry.npmjs.org/react/-/react-17.0.1.tgz",
-      "integrity": "sha512-lG9c9UuMHdcAexXtigOZLX8exLWkW0Ku29qPRU8uhF2R9BN96dLCt0psvzPLlHc5OWkgymP3qwTRgbnw5BKx3w==",
-      "requires": {
-        "loose-envify": "^1.1.0",
-        "object-assign": "^4.1.1"
-      }
-    },
     "react-app-polyfill": {
       "version": "1.0.6",
       "resolved": "https://registry.npmjs.org/react-app-polyfill/-/react-app-polyfill-1.0.6.tgz",
@@ -10552,7 +10543,6 @@
       "version": "file:..",
       "requires": {
         "@babel/runtime": "^7.12.5",
-        "@welldone-software/why-did-you-render": "^5.0.0",
         "classcat": "^4.1.0",
         "d3-selection": "^2.0.0",
         "d3-zoom": "^2.0.0",

example/package.json

@@ -4,7 +4,6 @@
   "private": true,
   "dependencies": {
     "@craco/craco": "^5.7.0",
-    "react": "^17.0.1",
     "react-dom": "^17.0.1",
     "react-flow-renderer": "file:..",
     "react-router-dom": "^5.2.0",