build(deps): bump next from 14.2.10 to 14.2.15 in /docs

Bumps [next](https://github.com/vercel/next.js) from 14.2.10 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@v14.2.10...v14.2.15)

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

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

Author: dependabot[bot]

docs/package-lock.json

@@ -15,7 +15,7 @@
     "@carbon/icons-react": "11.48.0",
     "@carbon/pictograms-react": "11.65.0",
     "@carbon/react": "1.65.0",
-    "next": "14.2.10",
+    "next": "14.2.15",
     "prop-types": "15.8.1",
     "react": "18.3.1",
     "react-dom": "18.3.1",