Migrate XOF crates to RustCrypto/XOFs (#872) #234

Job	Run time
set-msrv / set-msrv	5s
minimal-versions / minimal-versions	25s
build (1.85.0, wasm32-unknown-unknown)	20s
build (stable, wasm32-unknown-unknown)	13s
build (1.85.0, thumbv7em-none-eabi)	18s
test (stable)	16s
test (1.85.0)	26s
build (stable, thumbv7em-none-eabi)	14s
	2m 17s

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