chore(deps): Bump express from 4.19.1 to 4.19.2

Bumps [express](https://github.com/expressjs/express) from 4.19.1 to 4.19.2.
- [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/4.19.1...4.19.2)

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

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

sites/backend/package.json

@@ -33,7 +33,7 @@
     "bcryptjs": "2.4.3",
     "cors": "2.8.5",
     "dotenv": "16.4.5",
-    "express": "4.19.1",
+    "express": "4.19.2",
     "js-yaml": "4.1.0",
     "lodash.get": "4.4.2",
     "mustache": "4.2.0",