chore(deps): update dependency firebase-admin to v13

Author: renovate[bot]

boilerplates/firebase-auth/package.json

@@ -18,7 +18,7 @@
     "cookie": "^1.0.2",
     "dotenv": "^16.4.7",
     "firebase": "^11.2.0",
-    "firebase-admin": "^12.7.0",
+    "firebase-admin": "^13.1.0",
     "firebaseui": "^6.1.0",
     "vike": "^0.4.220",
     "vite": "^6.1.0"