chore(deps): bump next from 15.5.3 to 15.5.4

Bumps [next](https://github.com/vercel/next.js) from 15.5.3 to 15.5.4.
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v15.5.3...v15.5.4)

---
updated-dependencies:
- dependency-name: next
  dependency-version: 15.5.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

e2e/browser/test-app/package.json

@@ -11,7 +11,7 @@
   "dependencies": {
     "@inrupt/solid-client": "^2.1.2",
     "@inrupt/solid-client-authn-browser": "^3.1.0",
-    "next": "^15.5.3",
+    "next": "^15.5.4",
     "react": "^19.1.0",
     "react-dom": "^19.1.1"
   },

package-lock.json

@@ -41,6 +41,6 @@
     "@playwright/test": "^1.55.1",
     "@types/react": "^19.1.16",
     "eslint": "^9.28.0",
-    "next": "^15.5.3"
+    "next": "^15.5.4"
   }
 }