md5

sha3: bump `keccak` to v0.2.0-rc.0 #1151

Job	Run time
minimal-versions / minimal-versions	42s
set-msrv / set-msrv	6s
test (stable)	42s
test (1.85.0)	38s
build (1.85.0, loongarch64-unknown-linux-gnu)	24s
build (1.85.0, wasm32-unknown-unknown)	22s
build (1.85.0, thumbv7em-none-eabi)	21s
build (stable, thumbv7em-none-eabi)	23s
build (stable, loongarch64-unknown-linux-gnu)	22s
build (stable, wasm32-unknown-unknown)	16s
	4m 16s

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