Merge branch 'sh-fix-openid-spec-failure' into 'master'

Fix OpenID spec failure that assumed current_sign_in_at would be set

Closes #32041

See merge request !11219

spec/requests/openid_connect_spec.rb

 require 'spec_helper'
 describe 'OpenID Connect requests' do
-  let(:user) { create :user }
+  let(:user) { create(:user, current_sign_in_at: Time.now) }
   let(:access_grant) { create :oauth_access_grant, application: application, resource_owner_id: user.id }
   let(:access_token) { create :oauth_access_token, application: application, resource_owner_id: user.id }