Write e2e autotest for relevance and SPAs

In the scope of this task, the API call to the page model in step 4 should be wrapped in QA essentials API library.

Scenario 1:

1. Add Dutch variant to the SPA channel to hide one of the banners on the home page for a visitor from the Netherlands. 
2. Switch 'view as' to Dirk

     Expected 1: The channel manager should show one banner.

      3. Publish the channel.

      4. Using QA essentials API library request the PM with X-Forwarded-For headers equal to Dutch IP address to page model. (http://localhost:3003/site/spa-react-ssr/resourceapi/)

   Expected 2: The home page response contains one banner.