Bump wp-cli/wp-cli-tests from 3.2.1 to 3.2.2 (#523)

Bumps [wp-cli/wp-cli-tests](https://github.com/wp-cli/wp-cli-tests) from 3.2.1 to 3.2.2.
- [Release notes](https://github.com/wp-cli/wp-cli-tests/releases)
- [Commits](wp-cli/wp-cli-tests@v3.2.1...v3.2.2)

---
updated-dependencies:
- dependency-name: wp-cli/wp-cli-tests
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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