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Kupyna: implemented hashing function #1218

Job	Run time
riscv32-zknh	1m 28s
riscv64-zknh	37s
minimal-versions / minimal-versions	34s
set-msrv / set-msrv	5s
linux (i686-unknown-linux-gnu, 1.79.0, sudo apt update && sudo apt install gcc-multilib)	1m 25s
build (1.79.0, thumbv7em-none-eabi)	27s
macos (1.79.0)	33s
linux (i686-unknown-linux-gnu, stable, sudo apt update && sudo apt install gcc-multilib)	52s
cross (1.79.0, aarch64-unknown-linux-gnu, default)	38s
build (1.79.0, wasm32-unknown-unknown)	29s
linux (x86_64-unknown-linux-gnu, 1.79.0)	42s
macos (stable)	28s
cross (1.79.0, powerpc-unknown-linux-gnu, default)	46s
build (1.79.0, loongarch64-unknown-linux-gnu)	20s
linux (x86_64-unknown-linux-gnu, stable)	52s
cross (stable, aarch64-unknown-linux-gnu, default)	46s
build (stable, thumbv7em-none-eabi)	20s
cross (stable, powerpc-unknown-linux-gnu, default)	30s
build (stable, wasm32-unknown-unknown)	19s
windows (1.79.0, x86_64-pc-windows-gnu)	1m 3s
build (stable, loongarch64-unknown-linux-gnu)	27s
windows (stable, x86_64-pc-windows-gnu)	2m 40s
	16m 21s

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