Fix filter no features in duckdb index cache
fix https://huggingface.co/datasets/fka/awesome-chatgpt-prompts/viewer/default/train?f[act][min]=4&f[act][max]=8&f[act][transform]=length

![image](https://github.com/huggingface/datasets-server/assets/42851186/3c279643-04c8-4e08-8185-6c947d4a8274)

This was caused by `RuntimeError: The indexing process did not store the features.`
Fix filter no features in duckdb index cache: fix https://huggingface.co/datasets/fka/awesome-chatgpt-prompts/viewer/default/train?f[act][min]=4&f[act][max]=8&f[act][transform]=length

![image](https://github.com/huggingface/datasets-server/assets/42851186/3c279643-04c8-4e08-8185-6c947d4a8274)

This was caused by `RuntimeError: The indexing process did not store the features.`