WIP: updates.

[orizi]

Summary

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Type of change

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• Bug fix (fixes incorrect behavior)
• New feature
• Performance improvement
• Documentation change with concrete technical impact
• Style, wording, formatting, or typo-only change

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What was the behavior or documentation before?

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What is the behavior or documentation after?

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Related issue or discussion (if any)

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Additional context

[orizi]

Warning

This pull request is not mergeable via GitHub because a downstack PR is open. Once all requirements are satisfied, merge this PR as a stack on Graphite.
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• WIP: updates. #10181 👈 (View in Graphite)
• Added new guarantee split libfunc. #10180
• Changed u128_to_u32_guarantees input to be guarantee as well. #10179
• Added conversion to and from bounded int guarantee. #10178
• Added suppport for u128 guarantee in bounded_int_guarantee_verify. #10177
• main

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[reviewable-StarkWare]

This change is