Use etc/ci/github-actions-make.sh on alpine (#1838) #415

Job	Run time
docker-master	1h 38m 14s
test-standalone (master, dev, default)	58s
publish-standalone-dry-run	21s
build-js-of-ocaml (master, 4.11.1)	14m 6s
generated-files (master)	37s
build-wasm-of-ocaml (master, 4.14.1)	4m 55s
standalone-haskell (master)	53m 52s
test-amd64	2h 21m 43s
validate-docker-master	34m 49s
deploy-js-wasm-of-ocaml	0s
docker-check-all	2s
	5h 49m 37s

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