Unquarantine previously failing auto devops test

The smoke test for AutoDevOps was previously failing.
This test is now passing and ready to be unquarantined

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

@@ -106,8 +106,7 @@ module QA
       end
     end
-    # Failure issue: https://gitlab.com/gitlab-org/quality/nightly/issues/87
-    describe 'Auto DevOps', :smoke, :quarantine do
+    describe 'Auto DevOps', :smoke do
       it 'enables AutoDevOps by default' do
         login