Load login page only if gitlab_address is defined

qa/spec/spec_helper.rb

@@ -8,12 +8,14 @@ RSpec.configure do |config|
   # The login page could take some time to load the first time it is visited.
   # We visit the login page and wait for it to properly load only once at the beginning of the suite.
   config.before(:suite) do
+    if QA::Runtime::Scenario.respond_to?(:gitlab_address)
       QA::Runtime::Browser.visit(:gitlab, QA::Page::Main::Login)
 
       unless QA::Page::Main::Login.perform(&:page_loaded?)
         raise ServerNotRespondingError, "Login page did not load at #{QA::Page::Main::Login.perform(&:current_url)}"
       end
     end
+  end
 
   config.before do |example|
     QA::Runtime::Logger.debug("Starting test: #{example.full_description}") if QA::Runtime::Env.debug?