switch GarageDoor to LeakageSemantics #805

Job	Run time
docker-master	1h 30m 21s
publish-standalone-dry-run	17s
test-standalone (master, dev, default)	1m 22s
build-wasm-of-ocaml (master, 4.14.1)	18m 22s
validate-docker-master	2m 21s
build-js-of-ocaml (master, 4.11.1)	3m 51s
generated-files (master)	23m 36s
standalone-haskell (master)	47m 44s
test-amd64	2h 16m 49s
deploy-js-wasm-of-ocaml	0s
docker-check-all	1s
	5h 24m 44s

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