Tap channels liquidity fixes #3161

Job	Run time
RPC check	1m 22s
Sqlc check	30s
Compilation check	37s
cross compilation	4m 2s
Format check	28s
run itests	8m 3s
Lint check	3m 50s
Docker build check	3m 7s
migration version check	12s
go mod check	30s
sample configuration check	35s
test vector check	49s
run unit tests (unit-race)	7m 1s
run itests postgres	13m 22s
run LiT tests	12m 49s
run unit tests (unit-cover)	2m 17s
run unit tests (unit dbbackend=postgres)	5m 17s
finish	6s
	1h 4m 57s

Provide feedback