Task 62606499676

fees: enable `CBlockPolicyEstimator` return sub 1 sat/vb fee rate estimates

2026-02-05 10:53:49 completed 08-2025-low-fee-rate-estimate 8966352df3fc56fd2c00a45eecd292a240a34546

Tags

[meta] record frozen commit

08-2025-low-fee-rate-estimate