[WIP] multi: use ChannelAnnouncement2 to advertise Taproot Channels #11675

Job	Run time
Sqlc check	32s
cross compilation	19m 16s
check commits	35m 8s
lint code	8m 27s
RPC and mobile compilation check	3m 0s
check pinned dependencies (google.golang.org/grpc v1.53.0)	8s
check pinned dependencies (github.com/golang/protobuf v1.5.2)	5s
sample configuration check	56s
run unit tests (btcd unit-cover)	18m 28s
run unit tests (unit tags="kvdb_etcd")	21m 53s
run unit tests (unit tags="kvdb_postgres")	18m 45s
check release notes updated	4s
run ubuntu itests (btcd, backend=btcd)	49m 37s
run unit tests (unit tags="kvdb_sqlite")	17m 58s
run ubuntu itests (bitcoind, backend=bitcoind)	1h 2m 43s
run unit tests (btcd unit-race)	47m 32s
run windows itest	1h 7m 55s
run ubuntu itests (bitcoind-notxindex, backend="bitcoind notxindex")	52m 16s
run unit tests (unit-module)	1m 11s
run ubuntu itests (bitcoind-rpcpolling, backend="bitcoind rpcpolling")	1h 1m 46s
run ubuntu itests (bitcoind-etcd, backend=bitcoind dbbackend=etcd)	1h 20m 44s
run ubuntu itests (bitcoind-postgres, backend=bitcoind dbbackend=postgres)	1h 43m 46s
run ubuntu itests (bitcoind-sqlite, backend=bitcoind dbbackend=sqlite)	1h 5m 29s
run ubuntu itests (neutrino, backend=neutrino)	1h 1m 17s
	13h 18m 56s

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