pkg: Update next to v15.4.7 [SECURITY] (#3539)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

examples/nextjs/package-lock.json

@@ -24,7 +24,7 @@
     "@types/react-dom": "19.1.7",
     "clsx": "^2.1.1",
     "core-js": "^3.40.0",
-    "next": "15.4.6",
+    "next": "15.4.7",
     "react": "19.1.0",
     "react-dom": "19.1.0",
     "tar-fs": "^3.0.6",