chore(deps): bump next from 14.2.4 to 14.2.15

Bumps [next](https://github.com/vercel/next.js) from 14.2.4 to 14.2.15.
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v14.2.4...v14.2.15)

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

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

package.json

@@ -37,7 +37,7 @@
     "flagsmith": "^4.0.3",
     "flagsmith-nodejs": "^3.3.3",
     "flowbite-react": "^0.10.1",
-    "next": "14.2.4",
+    "next": "14.2.15",
     "next-auth": "^4.24.7",
     "react": "^18",
     "react-apexcharts": "^1.4.1",