[docs][seal] update docs for committee mode

[joyqvq]

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Project	Deployment	Actions	Updated (UTC)
sui-typescript-docs	Ready	Preview, Comment	Jul 13, 2026 6:26am

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⚠️ 🦋 Changesets Warning: This PR has changes to public npm packages, but does not contain a changeset. You can create a changeset easily by running pnpm changeset in the root of the Sui repo, and following the prompts. If your change does not need a changeset (e.g. a documentation-only change), you can ignore this message. This warning will be removed when a changeset is added to this pull request.

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[jessiemongeon1]

Style Guide Audit

All 1 file(s) pass the style guide audit.