fix(deps): update dependency next to v15.4.7 [security]

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

Author: renovate[bot]

package.json

@@ -20,7 +20,7 @@
     "eslint": "9.30.1",
     "eslint-config-next": "15.3.5",
     "lucide-react": "^0.525.0",
-    "next": "15.3.5",
+    "next": "15.4.7",
     "react": "19.1.0",
     "react-dom": "19.1.0",
     "tailwind-merge": "^3.0.0",