Bump express from 4.17.1 to 4.20.0 (#5171)

Bumps [express](https://github.com/expressjs/express) from 4.17.1 to 4.20.0.
- [Release notes](https://github.com/expressjs/express/releases)
- [Changelog](https://github.com/expressjs/express/blob/master/History.md)
- [Commits](expressjs/express@4.17.1...4.20.0)

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

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

package.json

@@ -79,7 +79,7 @@
     "eslint": "^7.17.0",
     "eslint-plugin-ember": "^10.1.1",
     "eslint-plugin-node": "^11.1.0",
-    "express": "^4.8.5",
+    "express": "^4.20.0",
     "file-saver": "^2.0.2",
     "glob": "^7.1.2",
     "http-proxy": "^1.18.1",