build(deps): bump js-yaml and rewire in /test/httpp

Bumps [js-yaml](https://github.com/nodeca/js-yaml) to 4.1.1 and updates ancestor dependency [rewire](https://github.com/jhnns/rewire). These dependencies need to be updated together.


Updates `js-yaml` from 3.14.1 to 4.1.1
- [Changelog](https://github.com/nodeca/js-yaml/blob/master/CHANGELOG.md)
- [Commits](nodeca/js-yaml@3.14.1...4.1.1)

Updates `rewire` from 6.0.0 to 9.0.1
- [Release notes](https://github.com/jhnns/rewire/releases)
- [Changelog](https://github.com/jhnns/rewire/blob/master/CHANGELOG.md)
- [Commits](jhnns/rewire@v6.0.0...v9.0.1)

---
updated-dependencies:
- dependency-name: js-yaml
  dependency-version: 4.1.1
  dependency-type: indirect
- dependency-name: rewire
  dependency-version: 9.0.1
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]