Add support for huggingface datasets to vortex-python

[robert3005]

Add IterableDataset implementation backed by vortex files. Majority of the logic in this pr deal with adapting hugging face options into compatible vortex options

[codspeed-hq]

Merging this PR will improve performance by 17.05%

⚠️ Unknown Walltime execution environment detected

Using the Walltime instrument on standard Hosted Runners will lead to inconsistent data.

For the most accurate results, we recommend using CodSpeed Macro Runners: bare-metal machines fine-tuned for performance measurement consistency.

⚡ 1 improved benchmark
✅ 1891 untouched benchmarks
⏩ 3 skipped benchmarks¹

Performance Changes

	Mode	Benchmark	BASE	HEAD	Efficiency
⚡	WallTime	cuda/bitpacked_u8/unpack/3bw[100M]	351.5 µs	300.3 µs	+17.05%

Tip

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_{Comparing rk/hfd (f0a261c) with develop (b15394a)}

Footnotes

1. 3 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩