Add AltLeaf support to tapfreighter #3549

Job	Run time
Docker build check	3m 40s
Compilation check	51s
Format check	28s
cross compilation	5m 6s
run itests	9m 36s
run itests postgres	17m 53s
Lint check	2m 43s
migration version check	11s
go mod check	22s
RPC check	1m 11s
run LiT tests	9m 46s
sample configuration check	40s
Sqlc check	29s
test vector check	54s
run unit tests (unit-race)	12m 2s
run unit tests (unit-cover)	3m 9s
run unit tests (unit dbbackend=postgres)	6m 8s
finish	5s
	1h 15m 14s

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