[rb] Update Chrome/Edge args for test environment (#16376)

Author: cgoldberg

rb/spec/integration/selenium/webdriver/spec_support/test_environment.rb

@@ -274,19 +274,17 @@ def chrome_options(args: [], **opts)
           opts[:browser_version] = 'stable' if WebDriver::Platform.windows?
           opts[:web_socket_url] = true if ENV['WEBDRIVER_BIDI'] && !opts.key?(:web_socket_url)
           opts[:binary] ||= ENV['CHROME_BINARY'] if ENV.key?('CHROME_BINARY')
-          args << '--headless=chrome' if ENV['HEADLESS']
+          args << '--headless' if ENV['HEADLESS']
           args << '--no-sandbox' unless Platform.windows?
-          args << '--disable-gpu'
           WebDriver::Options.chrome(args: args, **opts)
         end
 
         def edge_options(args: [], **opts)
           opts[:browser_version] = 'stable' if WebDriver::Platform.windows?
           opts[:web_socket_url] = true if ENV['WEBDRIVER_BIDI'] && !opts.key?(:web_socket_url)
           opts[:binary] ||= ENV['EDGE_BINARY'] if ENV.key?('EDGE_BINARY')
-          args << '--headless=chrome' if ENV['HEADLESS']
+          args << '--headless' if ENV['HEADLESS']
           args << '--no-sandbox' unless Platform.windows?
-          args << '--disable-gpu'
           WebDriver::Options.edge(args: args, **opts)
         end