chore(deps-dev): bump @wdio/sauce-service from 8.38.2 to 8.39.0 (#405)

Bumps [@wdio/sauce-service](https://github.com/webdriverio/webdriverio/tree/HEAD/packages/wdio-sauce-service) from 8.38.2 to 8.39.0.
- [Release notes](https://github.com/webdriverio/webdriverio/releases)
- [Changelog](https://github.com/webdriverio/webdriverio/blob/v8.39.0/CHANGELOG.md)
- [Commits](https://github.com/webdriverio/webdriverio/commits/v8.39.0/packages/wdio-sauce-service)

---
updated-dependencies:
- dependency-name: "@wdio/sauce-service"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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