chore(deps): bump next

Bumps [next](https://github.com/vercel/next.js) from 15.4.2-canary.1 to 15.4.7.
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v15.4.2-canary.1...v15.4.7)

---
updated-dependencies:
- dependency-name: next
  dependency-version: 15.4.7
  dependency-type: direct:production
...

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

Author: dependabot[bot]

dev-packages/e2e-tests/test-applications/nextjs-15/package.json

@@ -22,7 +22,7 @@
     "@types/react": "18.0.26",
     "@types/react-dom": "18.0.9",
     "ai": "^3.0.0",
-    "next": "15.4.2-canary.1",
+    "next": "15.4.7",
     "react": "beta",
     "react-dom": "beta",
     "typescript": "~5.0.0",