build(deps): bump express from 5.1.0 to 5.2.1

Bumps [express](https://github.com/expressjs/express) from 5.1.0 to 5.2.1.
- [Release notes](https://github.com/expressjs/express/releases)
- [Changelog](https://github.com/expressjs/express/blob/master/History.md)
- [Commits](expressjs/express@v5.1.0...v5.2.1)

---
updated-dependencies:
- dependency-name: express
  dependency-version: 5.2.1
  dependency-type: direct:production
...

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

Author: dependabot[bot]

package-lock.json

@@ -32,7 +32,7 @@
     "cloudflare-ip": "^0.0.7",
     "dayjs": "1.11.19",
     "dotenv": "17.2.3",
-    "express": "5.1.0",
+    "express": "5.2.1",
     "express-rate-limit": "8.2.1",
     "i18n-iso-countries": "7.14.0",
     "lodash-es": "4.17.21",