chore(deps): bump next from 11.1.3 to 12.1.4 in /example

Bumps [next](https://github.com/vercel/next.js) from 11.1.3 to 12.1.4.
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v11.1.3...v12.1.4)

---
updated-dependencies:
- dependency-name: next
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

example/package.json

@@ -5,7 +5,7 @@
   "dependencies": {
     "@identity-labs/react-ic-ii-auth": "link:..",
     "clsx": "1.1.1",
-    "next": "11.1.3",
+    "next": "12.1.4",
     "react": "link:../node_modules/react",
     "react-dom": "link:../node_modules/react-dom",
     "typescript": "link:../node_modules/typescript",