Pull out https/hostname setup for request specs to shared config (#31622)

spec/requests/api/v1/streaming_spec.rb

@@ -10,12 +10,11 @@ describe 'API V1 Streaming' do
     Rails.configuration.x.streaming_api_base_url = before
   end
 
-  let(:headers) { { 'Host' => Rails.configuration.x.web_domain } }
-
   context 'with streaming api on same host' do
     describe 'GET /api/v1/streaming' do
       it 'raises ActiveRecord::RecordNotFound' do
-        get '/api/v1/streaming', headers: headers
+        integration_session.https!(false)
+        get '/api/v1/streaming'
 
         expect(response).to have_http_status(404)
       end