In addition to caching files from the Hub, downstream libraries often requires to cache
other files related to HF but not handled directly by `huggingface_hub` (example: file
downloaded from GitHub, preprocessed data, logs,...). In order to cache those files,
called `assets`, one can use [`cached_assets_path`]. This small helper generates paths
in the HF cache in a unified way based on the name of the library requesting it and