chore(deps): bump express from 4.21.2 to 4.22.0

Bumps [express](https://github.com/expressjs/express) from 4.21.2 to 4.22.0.
- [Release notes](https://github.com/expressjs/express/releases)
- [Changelog](https://github.com/expressjs/express/blob/4.22.0/History.md)
- [Commits](https://github.com/expressjs/express/compare/4.21.2...4.22.0)

---
updated-dependencies:
- dependency-name: express
  dependency-version: 4.22.0
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

plugins/auth-backend/package.json

@@ -54,7 +54,7 @@
     "@google-cloud/firestore": "^7.0.0",
     "connect-session-knex": "^4.0.0",
     "cookie-parser": "^1.4.5",
-    "express": "^4.17.1",
+    "express": "^4.22.0",
     "express-promise-router": "^4.1.0",
     "express-session": "^1.17.1",
     "jose": "^5.0.0",