Update dependency webpack to v5

Author: renovate-bot

package.json

@@ -70,7 +70,7 @@
     "react-dom": "16.14.0",
     "react-test-renderer": "16.14.0",
     "terser-webpack-plugin": "4.2.3",
-    "webpack": "4.43.0",
+    "webpack": "5.22.0",
     "webpack-cli": "4.1.0",
     "webpack-dev-server": "3.11.0"
   },