chore(deps): bump lodash-es from 4.17.15 to 4.17.21 in /example (#225)

Bumps [lodash-es](https://github.com/lodash/lodash) from 4.17.15 to 4.17.21.
- [Release notes](https://github.com/lodash/lodash/releases)
- [Commits](lodash/lodash@4.17.15...4.17.21)

---
updated-dependencies:
- dependency-name: lodash-es
  dependency-type: direct:production
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

example/package-lock.json

@@ -1,6 +1,6 @@
 {
   "dependencies": {
-    "lodash-es": "^4.17.14",
+    "lodash-es": "^4.17.21",
     "react": "^16.6.3"
   },
   "devDependencies": {