Investigate bids2table as more performant alternative to pybids

[alyssadai]

https://github.com/childmindresearch/bids2table

The slowest process in the CLI currently is parsing the BIDS dataset, due to limitations of pybids. We previously considered looking into ancpBIDS, but have learned of bids2table which might be even faster for the operations we need.

[github-actions]

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