Merge #10460: Broadcast address every day, not 9 hours
Summary:
010d68e Broadcast address every day, not 9 hours (Pieter Wuille)
Tree-SHA512: 73a8b44b4b48784616e722b1e63561e35d669c2ee890dbc44e40191fdfd8fc1ef56710f4769ab6ea1f1a48fec0576f200c0b3812ca58fb143e7524006d1afed4
Backport of Core PR10460
https://github.com/bitcoin/bitcoin/pull/10460/files
Test Plan: make check
Reviewers: #bitcoin_abc, deadalnix, Fabien
Reviewed By: #bitcoin_abc, Fabien
Differential Revision: https://reviews.bitcoinabc.org/D3286