build(deps): bump next from 14.2.15 to 14.2.21 in the npm_and_yarn group

Bumps the npm_and_yarn group with 1 update: [next](https://github.com/vercel/next.js).


Updates `next` from 14.2.15 to 14.2.21
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v14.2.15...v14.2.21)

---
updated-dependencies:
- dependency-name: next
  dependency-type: direct:production
  dependency-group: npm_and_yarn
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package.json

@@ -49,7 +49,7 @@
         "framer-motion": "~11.1.1",
         "intl-messageformat": "^10.5.0",
         "lucide-react": "^0.461.0",
-        "next": "14.2.15",
+        "next": "14.2.21",
         "next-auth": "^4.24.8",
         "next-themes": "^0.2.1",
         "nextjs-toploader": "^3.7.15",