Bump next from 15.2.3 to 15.2.4

Bumps [next](https://github.com/vercel/next.js) from 15.2.3 to 15.2.4.
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v15.2.3...v15.2.4)

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

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

Author: dependabot[bot]

package-lock.json

@@ -54,7 +54,7 @@
   "dependencies": {
     "dotenv": "^16.4.7",
     "isomorphic-dompurify": "^2.22.0",
-    "next": "15.2.3",
+    "next": "15.2.4",
     "nhsuk-react-components": "^5.0.0",
     "react": "^19.0.0",
     "react-dom": "^19.0.0"