Tap channels liquidity fixes #3159

Job	Run time
cross compilation	7m 27s
Compilation check	3m 27s
Docker build check	3m 18s
Format check	2m 32s
run itests	10m 41s
run itests postgres	18m 18s
Lint check	3m 40s
migration version check	17s
go mod check	3m 4s
RPC check	3m 26s
run LiT tests	15m 17s
sample configuration check	2m 54s
Sqlc check	2m 40s
test vector check	3m 23s
run unit tests (unit-race)	6m 58s
run unit tests (unit-cover)	5m 25s
run unit tests (unit dbbackend=postgres)	5m 21s
finish	5s
	1h 38m 13s

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