build(deps): Bump fiat-crypto from 0.2.2 to 0.2.4 #2371

Job	Run time
build-binaries (1.64)	4m 29s
docs	1m 5s
build-binaries (stable)	52s
build-crate (--no-default-features, 1.64)	4m 51s
build-crate (--no-default-features, stable)	1m 1s
build-crate (--all-features, 1.64)	5m 11s
build-crate (--all-features, stable)	1m 34s
build-crate (--features=default, 1.64)	5m 30s
build-crate (--features=default, stable)	1m 1s
build-crate (--features=test-util, 1.64)	4m 58s
build-crate (--features=test-util, stable)	1m 2s
build-crate (--features=multithreaded, 1.64)	5m 9s
build-crate (--features=multithreaded, stable)	2m 17s
build-crate (--features=test-util,multithreaded, 1.64)	5m 0s
build-crate (--features=test-util,multithreaded, stable)	1m 5s
build-crate (--features=prio2, 1.64)	8m 58s
build-crate (--features=prio2, stable)	1m 14s
build-crate (--features=prio2,test-util, 1.64)	5m 5s
build-crate (--features=prio2,test-util, stable)	2m 35s
build-crate (--features=prio2,multithreaded, 1.64)	5m 6s
build-crate (--features=prio2,multithreaded, stable)	1m 16s
build-crate (--features=prio2,test-util,multithreaded, 1.64)	8m 42s
build-crate (--features=prio2,test-util,multithreaded, stable)	1m 24s
build-crate (--features=experimental, 1.64)	4m 55s
build-crate (--features=experimental, stable)	1m 18s
build-crate (--features=experimental,multithreaded, 1.64)	5m 3s
build-crate (--features=experimental,multithreaded, stable)	1m 23s
	1h 32m 4s

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