Makefile optimizations #2405

Job	Run time
Format check	25s
cross compilation	8m 49s
Compilation check	27s
Docker build check	2m 54s
run itests	8m 42s
run itests postgres	14m 17s
Lint check	2m 21s
go mod check	29s
RPC check	1m 45s
test vector check	1m 29s
Sqlc check	27s
run unit tests (unit-race)	5m 26s
run unit tests (unit-cover)	3m 4s
run unit tests (unit dbbackend=postgres)	4m 16s
	54m 51s

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