Update risc0 prover to use k256 and keccak acceleration#450

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austinabell wants to merge 9 commits intotaikoxyz:mainfrom risc0-labs:risc0/1.2precompiles

+247-185

Commits on Jan 18, 2025

update to 1.2.1 stable from rc
austinabell
committed

Commits on Jan 21, 2025