release: bump lnd to final v0.18.4-beta version, bump tapd version to v0.5.0-alpha #3629

Job	Run time
RPC check	3m 29s
Sqlc check	2m 42s
Compilation check	4m 52s
cross compilation	9m 38s
Docker build check	3m 50s
Format check	2m 33s
Lint check	5m 27s
migration version check	12s
go mod check	2m 34s
sample configuration check	3m 5s
test vector check	3m 17s
run itests	12m 6s
run itests postgres	20m 21s
run LiT tests	19m 49s
run unit tests (unit-race)	12m 54s
run unit tests (unit-cover)	5m 59s
run unit tests (unit dbbackend=postgres)	6m 10s
finish	5s
	1h 59m 3s

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