BoringSSL has KATs for ML-KEM 768 here: https://boringssl.googlesource.com/boringssl/+/refs/heads/master/crypto/mlkem

These include test vectors (inputs and expected outputs) for ML-KEM 768 keygen, encap, and decap

Related to #1015