Add 'include_leased' flag to ListBalances #3169

Job	Run time
Docker build check	3m 10s
cross compilation	13m 54s
Compilation check	4m 50s
Format check	3m 7s
run itests	8m 1s
run itests postgres	15m 29s
Lint check	6m 9s
migration version check	16s
RPC check	1m 33s
go mod check	3m 5s
run LiT tests	15m 27s
sample configuration check	4m 33s
Sqlc check	3m 6s
test vector check	3m 41s
run unit tests (unit-race)	7m 15s
run unit tests (unit-cover)	6m 59s
run unit tests (unit dbbackend=postgres)	4m 25s
finish	3s
	1h 45m 3s

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