[HfFileSystem] Add top level hffs by @lhoestq #3556.
Example:
>>> from huggingface_hub import hffs
>>> with hffs.open("datasets/fka/awesome-chatgpt-prompts/prompts.csv", "r") as f:
... print(f.readline())
... print(f.readline())
"act","prompt"
"An Ethereum Developer","Imagine you are an experienced Ethereum developer tasked..."Full Changelog: v1.1.6...v1.1.7