Fix Auto DevOps QA Smoke test hidden banner

The banner is no longer being shown for empty repos since
https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/26024 . We
could have made this assertion after pushing the repo but this is
not the thing that really needs to be in an integration or smoke test
as it is already tested in
spec/.../projects/show/user_interacts_with_auto_devops_banner_spec

qa/qa/specs/features/browser_ui/7_configure/auto_devops/create_project_with_auto_devops_spec.rb

@@ -116,12 +116,6 @@ module QA
           p.description = 'Project with AutoDevOps'
         end
 
-        project.visit!
-
-        Page::Alert::AutoDevopsAlert.perform do |alert|
-          expect(alert).to have_text(/.*The Auto DevOps pipeline has been enabled.*/)
-        end
-
         # Create AutoDevOps repo
         Resource::Repository::ProjectPush.fabricate! do |push|
           push.project = project