Remove the uneeded extra options

spec/rails_helper.rb

@@ -10,9 +10,7 @@ require "selenium-webdriver"
 
 Capybara.register_driver :headless do |app|
   options = Selenium::WebDriver::Firefox::Options.new
-  options.add_argument("--no-sandbox")
   options.add_argument("--headless")
-  options.add_argument("--disable-gpu")
 
   Capybara::Selenium::Driver.new(app,
     browser: :firefox,