Merge branch 'qa-shl-wait-for-requests-after-dropdown-item-search' into 'master'

Wait_for_requests after dropdown item search

Closes #255283

See merge request gitlab-org/gitlab!43267

qa/qa/page/component/select2.rb

@@ -43,6 +43,8 @@ module QA
         end
 
         def wait_for_search_to_complete
+          Support::WaitForRequests.wait_for_requests
+
           has_css?('.select2-active', wait: 1)
           has_no_css?('.select2-active', wait: 30)
         end