Bump gulp-webdriver from 2.0.3 to 4.0.0
Bump gulp-webdriver from 2.0.3 to 4.0.0

Bumps [gulp-webdriver](https://github.com/webdriverio/gulp-webdriver) from 2.0.3 to 4.0.0.
- [Release notes](https://github.com/webdriverio/gulp-webdriver/releases)
- [Commits](https://github.com/webdriverio/gulp-webdriver/compare/v2.0.3...v4.0.0)

---
updated-dependencies:
- dependency-name: gulp-webdriver
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
projek-xyz/slim-skeleton,projek-xyz/slim-skeleton