message: Fix Vulkan Validation Layer error when running VK_Parameter_Zoo
  refpushtempl desscriptor update template was not deleted before shutdown
diff: @@ -1528,7 +1528,10 @@ void main()
  vkDestroyImageView(device, view3, NULL);
  if(KHR_descriptor_update_template && KHR_push_descriptor)
  + {
  vkDestroyDescriptorUpdateTemplateKHR(device, pushtempl, NULL);
  + vkDestroyDescriptorUpdateTemplateKHR(device, refpushtempl, NULL);
  + }
  if(KHR_descriptor_update_template)
  vkDestroyDescriptorUpdateTemplateKHR(device, reftempl, NULL);
  