chore: Release 1.6.6

[sanjayprabhu]

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Change Summary

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PR-Codex overview

This PR focuses on updating the version of "@farcaster/hubble" to 1.6.6.

Detailed summary

• Adds application-specific peer scoring to peer scoring for gossipsub with early immune list
• Fixes hubble autoupgrade to ensure dependencies and clean unused docker data
• Fixes stale contactInfo caches on SyncEngine

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Latest commit: 68bb85c

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Name	Status	Preview	Comments	Updated (UTC)
hub-monorepo	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Oct 20, 2023 8:15pm

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

see 2 files with indirect coverage changes

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