Bump tough-cookie, popsicle and artillery in /tests

Bumps [tough-cookie](https://github.com/salesforce/tough-cookie) to 4.1.3 and updates ancestor dependencies [tough-cookie](https://github.com/salesforce/tough-cookie), [popsicle](https://github.com/serviejs/popsicle) and [artillery](https://github.com/artilleryio/artillery). These dependencies need to be updated together.


Updates `tough-cookie` from 2.5.0 to 4.1.3
- [Release notes](https://github.com/salesforce/tough-cookie/releases)
- [Changelog](https://github.com/salesforce/tough-cookie/blob/master/CHANGELOG.md)
- [Commits](salesforce/tough-cookie@v2.5.0...v4.1.3)

Updates `popsicle` from 10.0.1 to 12.1.0
- [Release notes](https://github.com/serviejs/popsicle/releases)
- [Commits](serviejs/popsicle@v10.0.1...v12.1.0)

Updates `artillery` from 1.7.9 to 2.0.0-34
- [Release notes](https://github.com/artilleryio/artillery/releases)
- [Commits](artilleryio/artillery@v1.7.9...v2.0.0-34)

---
updated-dependencies:
- dependency-name: tough-cookie
  dependency-type: indirect
- dependency-name: popsicle
  dependency-type: direct:production
- dependency-name: artillery
  dependency-type: direct:development
...

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