Attempt to resolve CUDA issue in spaces

demo.py

@@ -55,7 +55,8 @@ if __name__ == '__main__':
     model_name = "brandonsmart/splatt3r_v1.0"
     filename = "epoch=19-step=1200.ckpt"
     weights_path = hf_hub_download(repo_id=model_name, filename=filename)
-    model = main.MAST3RGaussians.load_from_checkpoint(weights_path, device)
+    model = main.MAST3RGaussians.load_from_checkpoint(weights_path, 'cpu')
+    model = model.to(device)
     chkpt_tag = hash_md5(weights_path)
 
     # Define example inputs and their corresponding precalculated outputs