Update to Zig 0.14 (#2031) #884

Job	Run time
docker-master	1h 30m 44s
publish-standalone-dry-run	18s
test-standalone (master, dev, default)	1m 22s
build-wasm-of-ocaml (master, 4.14.1)	18m 17s
generated-files (master)	32s
validate-docker-master	22m 6s
build-js-of-ocaml (master, 4.11.1)	6m 19s
standalone-haskell (master)	47m 6s
test-amd64	2h 19m 28s
deploy-js-wasm-of-ocaml	1m 25s
docker-check-all	1s
	5h 27m 38s

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