Bump express from 4.17.3 to 4.19.2 in /server

Bumps [express](https://github.com/expressjs/express) from 4.17.3 to 4.19.2.
- [Release notes](https://github.com/expressjs/express/releases)
- [Changelog](https://github.com/expressjs/express/blob/master/History.md)
- [Commits](expressjs/express@4.17.3...4.19.2)

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

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

server/package.json

@@ -21,7 +21,7 @@
     "db-migrate-mysql": "1.1.10",
     "db-migrate-plugin-typescript": "2.0.0",
     "event-stream": "3.3.5",
-    "express": "4.17.3",
+    "express": "4.19.2",
     "express-json-validator-middleware": "2.2.1",
     "express-mysql-session": "2.1.8",
     "express-promise-router": "4.1.1",