Instead of `#[cfg(feature = "no_unroll")]` we should use `#[cfg(keccak_backend="soft-compact")]` similarly to other our crates, e.g. `sha2` and `aes`.
Instead of
#[cfg(feature = "no_unroll")]we should use#[cfg(keccak_backend="soft-compact")]similarly to other our crates, e.g.sha2andaes.