md5

Migrate to the new blobby format #1142

Job	Run time
minimal-versions / minimal-versions	46s
set-msrv / set-msrv	3s
test (1.85.0)	37s
test (stable)	53s
build (stable, wasm32-unknown-unknown)	37s
build (1.85.0, thumbv7em-none-eabi)	22s
build (1.85.0, wasm32-unknown-unknown)	25s
build (stable, loongarch64-unknown-linux-gnu)	29s
build (1.85.0, loongarch64-unknown-linux-gnu)	30s
build (stable, thumbv7em-none-eabi)	24s
	5m 6s

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