remove request helper

spec/rails_helper.rb

@@ -11,7 +11,6 @@ require 'capybara/rspec'
 require 'webmock/rspec'
 require 'sidekiq/testing'
 require 'signing_form_helper'
-require 'request_helper'
 
 Sidekiq::Testing.fake!
 
@@ -55,7 +54,6 @@ RSpec.configure do |config|
   config.include FactoryBot::Syntax::Methods
   config.include Devise::Test::IntegrationHelpers
   config.include SigningFormHelper
-  config.include RequestHelper
 
   config.before(:each, type: :system) do
     if ENV['HEADLESS'] == 'false'