chore(deps): update dependency lodash to v4.17.21

Author: renovate-bot

package-lock.json

@@ -43,7 +43,7 @@
     "eslint-plugin-react": "7.22.0",
     "fs-extra": "9.1.0",
     "jsdom": "15.2.1",
-    "lodash": "4.17.20",
+    "lodash": "4.17.21",
     "prop-types": "15.7.2",
     "react": "16.14.0",
     "react-dom": "16.14.0",