Allow fuzzy matching of assembly labels #891

Job	Run time
docker-master	1h 30m 40s
publish-standalone-dry-run	14s
test-standalone (master, dev, default)	1m 28s
build-js-of-ocaml (master, 4.11.1)	5m 45s
build-wasm-of-ocaml (master, 4.14.1)	19m 28s
validate-docker-master	3m 7s
generated-files (master)	23m 26s
test-amd64	2h 17m 42s
standalone-haskell (master)	48m 0s
deploy-js-wasm-of-ocaml	1m 25s
docker-check-all	1s
	5h 31m 16s

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