md4

Bump `digest` to v0.11.1 #1426

Job	Run time
set-msrv / set-msrv	4s
minimal-versions / minimal-versions	32s
build (stable, wasm32-unknown-unknown)	22s
build (1.85.0, thumbv7em-none-eabi)	24s
test (1.85.0)	29s
test (stable)	28s
build (stable, thumbv7em-none-eabi)	28s
build (1.85.0, wasm32-unknown-unknown)	27s
	3m 14s

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