tests

update blake2 --help output in blake2_bin/README.md #48

Job	Run time
Linux GNU stable	1m 4s
cross i586-unknown-linux-musl	1m 26s
Linux GNU beta	1m 4s
MSRV check Linux GNU 1.66.0	2m 0s
cross i686-unknown-linux-musl	1m 17s
Linux GNU nightly	59s
MSRV check macOS 1.66.0	3m 2s
cross armv7-unknown-linux-gnueabihf	1m 10s
macOS stable	7m 17s
cross aarch64-unknown-linux-gnu	1m 14s
MSRV check Windows MSVC 1.66.0	3m 3s
macOS beta	8m 13s
MSRV check Windows GNU 1.66.0	2m 37s
macOS nightly	7m 30s
cross powerpc64-unknown-linux-gnu	1m 12s
Windows MSVC stable	2m 14s
cross s390x-unknown-linux-gnu	1m 15s
Windows MSVC beta	1m 59s
Windows MSVC nightly	1m 54s
Windows GNU stable	3m 19s
Windows GNU beta	2m 44s
Windows GNU nightly	2m 26s
	58m 59s

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