npm: bump next from 15.1.5 to 15.1.6 (#87)

Bumps [next](https://github.com/vercel/next.js) from 15.1.5 to 15.1.6.
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v15.1.5...v15.1.6)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

package-lock.json

@@ -19,7 +19,7 @@
         "@types/react": "^19.0.7",
         "@types/react-dom": "^19.0.3",
         "bootstrap": "^5.3.3",
-        "next": "^15.1.5",
+        "next": "^15.1.6",
         "react": "^19.0.0",
         "react-bootstrap": "^2.10.7",
         "react-dom": "^19.0.0",