Update datasets and hfh
This should make the viewer faster to get for datasets with images/audio in parquet file.

I also updated hfh - close https://github.com/huggingface/datasets-server/issues/2317
Update datasets and hfh: This should make the viewer faster to get for datasets with images/audio in parquet file.

I also updated hfh - close https://github.com/huggingface/datasets-server/issues/2317