Function default_babybear_poseidon2_16 

pub fn default_babybear_poseidon2_16() -> Poseidon2BabyBear<16>

A default Poseidon2 for BabyBear using the round constants from the Horizon Labs implementation.

See https://github.com/HorizenLabs/poseidon2/blob/main/plain_implementations/src/poseidon2/poseidon2_instance_babybear.rs