Bedrock2 End2End field and co-Z operations for secp256k1 #747

Job	Run time
docker-master	1h 32m 39s
publish-standalone-dry-run	21s
test-standalone (master, dev, default)	1m 34s
build-js-of-ocaml (master, 4.11.1)	13m 11s
build-wasm-of-ocaml (master, 4.14.1)	17m 37s
standalone-haskell (master)	45m 33s
generated-files (master)	23m 52s
test-amd64	2h 17m 36s
validate-docker-master	2m 33s
deploy-js-wasm-of-ocaml	1m 29s
docker-check-all	8s
	5h 36m 33s

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