Bump pantheon-systems/wpunit-helpers from 2.0.1 to 2.0.2

Bumps [pantheon-systems/wpunit-helpers](https://github.com/pantheon-systems/wpunit-helpers) from 2.0.1 to 2.0.2.
- [Release notes](https://github.com/pantheon-systems/wpunit-helpers/releases)
- [Commits](pantheon-systems/wpunit-helpers@v2.0.1...v2.0.2)

---
updated-dependencies:
- dependency-name: pantheon-systems/wpunit-helpers
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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