Bump `digest` to v0.11.1 #271

Job	Run time
minimal-versions / minimal-versions	30s
set-msrv / set-msrv	6s
test (stable)	30s
cross (1.85.0, aarch64-unknown-linux-gnu, default)	44s
cross (1.85.0, powerpc-unknown-linux-gnu, default)	51s
build (stable, wasm32-unknown-unknown)	28s
build (1.85.0, wasm32-unknown-unknown)	31s
build (stable, thumbv7em-none-eabi)	35s
build (1.85.0, thumbv7em-none-eabi)	22s
cross (stable, powerpc-unknown-linux-gnu, default)	49s
test (1.85.0)	39s
cross (stable, aarch64-unknown-linux-gnu, default)	48s
	6m 53s

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