Matches https://github.com/ilyagr/pijul-clone as of now, might become out of sync

Fixing a corruption error in channel rename (the channel was being deallocated in Sanakirja, but still referenced by the transaction)

Created by  pmeunier  on December 8, 2020
GMGTWOWOPYCGOD3QEQAF5PSQVZWURAIVU6S6URXNHDAGQSC4P3EAC
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