tapchannel: add awareness of 1st and 2nd level HTLC sweeps to the AuxSweeper #3378

Job	Run time
Docker build check	3m 26s
Format check	26s
Compilation check	26s
cross compilation	1m 8s
run itests	38s
run itests postgres	37s
migration version check	10s
Lint check	3m 29s
go mod check	22s
RPC check	1m 13s
run LiT tests	10m 12s
sample configuration check	23s
Sqlc check	30s
test vector check	40s
run unit tests (unit-race)	7m 17s
run unit tests (unit-cover)	1m 9s
run unit tests (unit dbbackend=postgres)	4m 38s
finish	5s
	36m 49s

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