Update reference test to click the right element

This behaviour changed in Ife957374cb0d21446db2067171e68fb726ad8347
and related changes

Bug: T214049
Change-Id: I48df96eedebc6e34d62d1cdb02cddb7a091dae86

tests/browser/features/step_definitions/common_article_steps.rb

@@ -15,7 +15,7 @@ When(/^I click on the history link in the last modified bar$/) do
 end
 
 When(/^I click on the page$/) do
-  on(ArticlePage).content_wrapper_element.click
+  on(ArticlePage).transparent_shield_element.when_visible(10).click
 end
 
 When(/^I click the unwatch star$/) do

tests/browser/features/support/pages/article_page.rb

@@ -1,4 +1,4 @@
-class ArticlePage
+class ArticlePage # rubocop:disable Metrics/ClassLength
   include PageObject
 
   page_url '<%=params[:article_name]%><%=params[:hash]%>'
@@ -148,7 +148,7 @@ class ArticlePage
   # loader
   element(:content_wrapper, 'main')
   div(:content, id: 'bodyContent')
-
+  div(:transparent_shield, css: '.transparent-shield')
   # secondary menu
   ## languages
   a(:switch_language_page_action, css: '#page-actions .language-selector')