Bump rewriter from `2315c27` to `19f344b` #629

Job	Run time
docker-master	1h 27m 4s
publish-standalone-dry-run	18s
test-standalone (master, dev, default)	1m 28s
validate-docker-master	2m 15s
build-wasm-of-ocaml (master, 4.14.1)	2h 32m 4s
generated-files (master)	21m 45s
build-js-of-ocaml (master, 4.11.1)	15m 32s
standalone-haskell (master)	47m 16s
test-amd64	2h 16m 59s
deploy-js-wasm-of-ocaml	36s
docker-check-all	4s
	7h 45m 21s

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