Update react monorepo to v18

Author: renovate-bot

package-lock.json

@@ -38,8 +38,8 @@
     "jest": "^23.6.0",
     "jest-dom": "^2.0.0",
     "prettier": "^1.14.2",
-    "react": "^16.5.2",
-    "react-dom": "^16.5.2",
+    "react": "^18.0.0",
+    "react-dom": "^18.0.0",
     "react-testing-library": "^5.1.1",
     "reworm": "^1.0.4"
   },