Fix saving server registration settings redirecting to branding settings (#20505)

app/views/admin/settings/registrations/show.html.haml

@@ -8,7 +8,7 @@
   %h2= t('admin.settings.title')
   = render partial: 'admin/settings/shared/links'
 
-= simple_form_for @admin_settings, url: admin_settings_branding_path, html: { method: :patch } do |f|
+= simple_form_for @admin_settings, url: admin_settings_registrations_path, html: { method: :patch } do |f|
   = render 'shared/error_messages', object: @admin_settings
 
   %p.lead= t('admin.settings.registrations.preamble')