Bump express from 4.21.1 to 4.21.2 (#167)

Bumps [express](https://github.com/expressjs/express) from 4.21.1 to 4.21.2.
- [Release notes](https://github.com/expressjs/express/releases)
- [Changelog](https://github.com/expressjs/express/blob/4.21.2/History.md)
- [Commits](expressjs/express@4.21.1...4.21.2)

---
updated-dependencies:
- dependency-name: express
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

package-lock.json

@@ -6,7 +6,7 @@
   "dependencies": {
     "body-parser": "^1.20.3",
     "dotenv": "^16.4.7",
-    "express": "^4.21.1",
+    "express": "^4.21.2",
     "mongodb": "^6.11.0",
     "mongoose": "^8.8.3",
     "mysql": "^2.18.1",