Bump geckodriver from 4.1.3 to 4.2.0 (#835)

Bumps [geckodriver](https://github.com/webdriverio-community/node-geckodriver) from 4.1.3 to 4.2.0.
- [Release notes](https://github.com/webdriverio-community/node-geckodriver/releases)
- [Changelog](https://github.com/webdriverio-community/node-geckodriver/blob/main/CHANGELOG.md)
- [Commits](https://github.com/webdriverio-community/node-geckodriver/compare/v4.1.3...v4.2.0)

---
updated-dependencies:
- dependency-name: geckodriver
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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