Groestl hash: remove even more dead code
Groestl hash: remove even more dead code

trezor/trezor-crypto,trezor/trezor-crypto,trezor/trezor-crypto,runn1ng/trezor-crypto,runn1ng/trezor-crypto,runn1ng/trezor-crypto,trezor/trezor-crypto,runn1ng/trezor-crypto,trezor/trezor-crypto,runn1ng/trezor-crypto