Merge branch 'sh-fix-sidebar-flaky-specs' into 'master'

Possible fix for flaky sidebar specs

Closes #118659

See merge request gitlab-org/gitlab!22667

ee/spec/features/boards/sidebar_spec.rb

@@ -271,6 +271,7 @@ describe 'Issue Boards', :js do
         wait_for_requests
 
         click_link scoped_label_1.title
+        within('.dropdown-menu-labels') { expect(page).to have_selector('.is-active', count: 2) }
         click_link scoped_label_2.title
 
         wait_for_requests

spec/features/boards/sidebar_spec.rb

@@ -318,6 +318,7 @@ describe 'Issue Boards', :js do
         wait_for_requests
 
         click_link bug.title
+        within('.dropdown-menu-labels') { expect(page).to have_selector('.is-active', count: 3) }
         click_link regression.title
 
         wait_for_requests