build(deps): bump express from 4.17.1 to 4.17.3 in /api

Bumps [express](https://github.com/expressjs/express) from 4.17.1 to 4.17.3.
- [Release notes](https://github.com/expressjs/express/releases)
- [Changelog](https://github.com/expressjs/express/blob/master/History.md)
- [Commits](https://github.com/expressjs/express/compare/4.17.1...4.17.3)

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

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

api/package.json

@@ -6,7 +6,7 @@
     "dependencies": {
         "body-parser": "^1.19.0",
         "chownr": "^2.0.0",
-        "express": "^4.17.1",
+        "express": "^4.17.3",
         "express-ws": "^5.0.2",
         "is-docker": "^2.1.1",
         "logplease": "^1.2.15",