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Kupyna: implemented hashing function #1230

Job	Run time
riscv32-zknh	1m 30s
riscv64-zknh	1m 47s
minimal-versions / minimal-versions	35s
set-msrv / set-msrv	5s
macos (1.79.0)	34s
windows (1.79.0, x86_64-pc-windows-gnu)	1m 11s
windows (stable, x86_64-pc-windows-gnu)	2m 35s
cross (1.79.0, aarch64-unknown-linux-gnu, default)	45s
build (1.79.0, thumbv7em-none-eabi)	20s
cross (1.79.0, powerpc-unknown-linux-gnu, default)	50s
build (1.79.0, wasm32-unknown-unknown)	24s
macos (stable)	26s
cross (stable, aarch64-unknown-linux-gnu, default)	35s
build (1.79.0, loongarch64-unknown-linux-gnu)	24s
cross (stable, powerpc-unknown-linux-gnu, default)	32s
linux (i686-unknown-linux-gnu, 1.79.0, sudo apt update && sudo apt install gcc-multilib)	1m 2s
build (stable, thumbv7em-none-eabi)	26s
linux (i686-unknown-linux-gnu, stable, sudo apt update && sudo apt install gcc-multilib)	48s
build (stable, wasm32-unknown-unknown)	15s
linux (x86_64-unknown-linux-gnu, 1.79.0)	42s
build (stable, loongarch64-unknown-linux-gnu)	21s
linux (x86_64-unknown-linux-gnu, stable)	52s
	16m 59s

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