Move binary crates into a dedicated dir (#1471) #91

Job	Run time
ensure-wasm	6m 12s
ensure-windows	17m 59s
dojo-core-test	9m 11s
test	1s
docs	10m 10s
clippy	9m 50s
dojo-spawn-and-move-example-test	8m 40s
dojo-world-bindings-check	6m 30s
fmt	1m 31s
test-hurl	5m 35s
	1h 15m 39s

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