Enable WEBDRIVER_HEADLESS to work along with CHROME_HEADLESS
With gitlab!55436 (merged) we are renaming CHROME_HEADLESS
to WEBDRIVER_HEADLESS
as it's now possible to use both chrome or Firefox within capybara.
With gitlab!55436 (merged) we are renaming CHROME_HEADLESS
to WEBDRIVER_HEADLESS
as it's now possible to use both chrome or Firefox within capybara.