Maintenance: Ensure Chrome requests en-US translated UI in Capybara context.

spec/support/capybara/selenium_driver.rb

@@ -9,6 +9,11 @@ Capybara.register_driver(:zammad_chrome) do |app|
     loggingPrefs:  {
       browser: 'ALL'
     },
+    chromeOptions: {
+      prefs: {
+        'intl.accept_languages' => 'en-US'
+      },
+    },
   )
 
   options = {