build(deps): bump qs and chimp in /tests

Bumps [qs](https://github.com/ljharb/qs) to 6.5.3 and updates ancestor dependency [chimp](https://github.com/xolvio/chimp). These dependencies need to be updated together.


Updates `qs` from 6.5.2 to 6.5.3
- [Release notes](https://github.com/ljharb/qs/releases)
- [Changelog](https://github.com/ljharb/qs/blob/main/CHANGELOG.md)
- [Commits](ljharb/qs@v6.5.2...v6.5.3)

Updates `chimp` from 0.51.1 to 4.3.0
- [Release notes](https://github.com/xolvio/chimp/releases)
- [Changelog](https://github.com/xolvio/chimp/blob/master/manual-releases.md)
- [Commits](xolvio/chimp@v0.51.1...v4.3.0)

---
updated-dependencies:
- dependency-name: qs
  dependency-type: indirect
- dependency-name: chimp
  dependency-type: direct:development
...

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