Add submit feedback link to help dropdown

app/views/layouts/header/_help_dropdown.html.haml

@@ -2,5 +2,8 @@
   - if current_user_menu?(:help)
     %li
       = link_to _("Help"), help_path
+    %li.divider
+    %li
+      = link_to _("Submit feedback"), "https://about.gitlab.com/submit-feedback"
   - if current_user_menu?(:help) || current_user_menu?(:settings) || current_user_menu?(:profile)
     = render 'shared/user_dropdown_contributing_link'

changelogs/unreleased/43623-add-submit-feedback-in-product-feedback-link.yml

+---
+title: Add submit feedback link to help dropdown
+merge_request: 23547
+author:
+type: added

locale/gitlab.pot

@@ -6422,6 +6422,9 @@ msgstr ""
 msgid "Submit as spam"
 msgstr ""
 
+msgid "Submit feedback"
+msgstr ""
+
 msgid "Submit search"
 msgstr ""