[tap channels preparation 1/?]: Add QueryInternalKey and QueryScriptKey RPCs, pre-fill script key info in vPSBT #2127

Job	Run time
cross compilation	8m 28s
Compilation check	36s
Docker build check	2m 53s
Format check	27s
run itests	8m 34s
run itests postgres	14m 16s
Lint check	1m 59s
go mod check	27s
RPC check	1m 6s
Sqlc check	22s
test vector check	1m 3s
run unit tests (unit-race)	4m 50s
run unit tests (unit-cover)	2m 46s
run unit tests (unit dbbackend=postgres)	3m 44s
	51m 31s

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