Dequarantine end-to-end test

Dequarantine Create Merged merge request can be reverted

qa/qa/specs/features/browser_ui/3_create/merge_request/revert/reverting_merge_request_spec.rb

@@ -19,7 +19,7 @@ module QA
         Flow::Login.sign_in
       end
 
-      it 'can be reverted', :can_use_large_setup, testcase: 'https://gitlab.com/gitlab-org/gitlab/-/quality/test_cases/347709', quarantine: { issue: 'https://gitlab.com/gitlab-org/gitlab/-/issues/335987', type: :investigating } do
+      it 'can be reverted', :can_use_large_setup, testcase: 'https://gitlab.com/gitlab-org/gitlab/-/quality/test_cases/347709' do
         revertable_merge_request.visit!
 
         Page::MergeRequest::Show.perform do |merge_request|