PoC: Use tweaked NUMS key for non-spendable Taproot script leaves #3682

Job	Run time
cross compilation	5m 7s
Format check	26s
Docker build check	3m 53s
Compilation check	46s
run itests	11m 4s
Lint check	2m 49s
run itests postgres	19m 18s
migration version check	15s
go mod check	25s
RPC check	1m 19s
run LiT tests	13m 59s
sample configuration check	39s
Sqlc check	2m 46s
test vector check	1m 11s
run unit tests (unit-race)	12m 20s
run unit tests (unit-cover)	3m 15s
run unit tests (unit dbbackend=postgres)	6m 11s
finish	4s
	1h 25m 47s

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