I noticed the Stanford dragon in shadow mapping and deferred rendering samples contains artifacts, see attached. Would it be possible to upload a new Stanford dragon model? <img width="304" alt="Screenshot 2023-10-04 at 3 27 16 PM" src="https://github.com/webgpu/webgpu-samples/assets/105083895/bfa2f162-c731-422f-b91f-96231f065172">