Broken master: Discussion Comments Issue behaves like discussion comments clicking "Comment" will post a comment

https://gitlab.com/gitlab-org/gitlab-ee/-/jobs/193553473:

Failures:

  1) Discussion Comments Issue behaves like discussion comments clicking "Comment" will post a comment
     Failure/Error: find(comments_selector, match: :first)

     Capybara::ElementNotFound:
       Unable to find visible css ".timeline > .note.timeline-entry"
     Shared Example Group: "discussion comments" called from ./spec/features/discussion_comments/issue_spec.rb:15
     # ./spec/support/features/discussion_comments_shared_example.rb:19:in `block (2 levels) in <top (required)>'