Transient failure in spec/features/snippets/notes_on_personal_snippets_spec.rb

As seen in https://gitlab.com/gitlab-org/gitlab-ce/-/jobs/20237962:

  1) Comments on personal snippets when deleting a note removes the note from the snippet detail page
     Failure/Error: note_element.find('.more-actions .dropdown-menu li', match: :first)

     Capybara::ElementNotFound:
       Unable to find css ".more-actions .dropdown-menu li"
     # ./spec/support/helpers/note_interaction_helpers.rb:6:in `open_more_actions_dropdown'
     # ./spec/features/snippets/notes_on_personal_snippets_spec.rb:117:in `block (3 levels) in <top (required)>'
     # ./spec/spec_helper.rb:90:in `block (2 levels) in <top (required)>'

Finished in 66 minutes 45 seconds (files took 42.86 seconds to load)
1524 examples, 1 failure, 3 pending

Failed examples:

rspec ./spec/features/snippets/notes_on_personal_snippets_spec.rb:116 # Comments on personal snippets when deleting a note removes the note from the snippet detail page