Update dependency express to v5

Author: renovate[bot]

package.json

@@ -18,7 +18,7 @@
   "devDependencies": {
     "@gizmo-dev/eslint-plugin": "^5.0.7",
     "@types/cors": "^2.8.18",
-    "@types/express": "5.0.1",
+    "@types/express": "5.0.3",
     "@types/node": "^20.17.24",
     "eslint": "^9.28.0",
     "globals": "^15.15.0",
@@ -31,7 +31,7 @@
     "axios": "^1.9.0",
     "cors": "^2.8.5",
     "dotenv": "^16.5.0",
-    "express": "^4.21.2",
+    "express": "^5.1.0",
     "express-rate-limit": "^7.5.0",
     "firebase-admin": "^12.7.0",
     "iso-639-1": "^3.1.5"