chore(deps-dev): bump express from 4.17.1 to 4.18.1 (#917)

Bumps [express](https://github.com/expressjs/express) from 4.17.1 to 4.18.1.
- [Release notes](https://github.com/expressjs/express/releases)
- [Changelog](https://github.com/expressjs/express/blob/master/History.md)
- [Commits](expressjs/express@4.17.1...4.18.1)

---
updated-dependencies:
- dependency-name: express
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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