Group SAML settings SSO link includes token

ee/app/views/groups/saml_providers/_info.html.haml

@@ -30,6 +30,6 @@
   - if @saml_provider.persisted?
     .well-segment.borderless
       %label= _("GitLab single sign on URL")
-      - user_login_url = sso_group_saml_providers_url(@group)
+      - user_login_url = sso_group_saml_providers_url(@group, token: @group.saml_discovery_token)
       %div= link_to user_login_url, user_login_url, class: "qa-user-login-url-link"
       .form-text.text-muted= _("Used by members to sign in to your group in GitLab")

ee/spec/features/groups/saml_providers_spec.rb

@@ -92,7 +92,8 @@ describe 'SAML provider settings' do
 
         login_url = find('label', text: 'GitLab single sign on URL').find('~* a').text
 
-        expect(login_url).to end_with "/groups/#{group.full_path}/-/saml/sso"
+        expect(login_url).to include "/groups/#{group.full_path}/-/saml/sso"
+        expect(login_url).to end_with "?token=#{group.reload.saml_discovery_token}"
       end
 
       context 'enforced sso enabled' do