webdriver-manager: avoid GitHub API ratelimits
webdriver-manager: avoid GitHub API ratelimits

See https://github.com/angular/webdriver-manager/issues/216

Currently only geckodriver is downloaded from GitHub:
https://github.com/angular/webdriver-manager/blob/master/config.json

As we don't use geckodriver it can be safely disabled.

IMSmobile/app,IMSmobile/app,IMSmobile/app,IMSmobile/app