[Monorepo] Put all crates in a separate folder #5158

Job	Run time
Build test artifacts (postgres)	11m 1s
Build test artifacts (sqlite)	11m 11s
Build test binaries	3m 49s
demo-native	2m 1s
test-integration (2)	1m 42s
test-postgres (1)	6m 54s
test-integration (99)	3m 45s
test-postgres (2)	5m 29s
test-postgres (3)	6m 23s
test-postgres (4)	9m 9s
test-postgres (5)	6m 37s
test-postgres (6)	5m 15s
test-postgres (7)	7m 20s
test-postgres (8)	6m 37s
test-postgres (9)	5m 27s
test-postgres (10)	5m 4s
test-sqlite (1)	6m 10s
test-sqlite (2)	5m 26s
test-sqlite (3)	6m 1s
test-sqlite (4)	7m 7s
test-sqlite (5)	6m 36s
test-sqlite (6)	4m 42s
test-sqlite (7)	5m 17s
test-sqlite (8)	6m 34s
test-sqlite (9)	6m 3s
test-sqlite (10)	5m 2s
	2h 36m 42s

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