chore(deps): bump appium-webdriveragent from 5.14.0 to 5.15.2

Bumps [appium-webdriveragent](https://github.com/appium/WebDriverAgent) from 5.14.0 to 5.15.2.
- [Release notes](https://github.com/appium/WebDriverAgent/releases)
- [Changelog](https://github.com/appium/WebDriverAgent/blob/master/CHANGELOG.md)
- [Commits](appium/WebDriverAgent@v5.14.0...v5.15.2)

---
updated-dependencies:
- dependency-name: appium-webdriveragent
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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