encapsulate static method

Implementation

static KyberEncapsulationResult encapsulate(Uint8List pk) {
  Uint8List c = Uint8List(KYBER_CIPHERTEXTBYTES);
  Uint8List ss = Uint8List(KYBER_SSBYTES);
  cryptokemenc(c, ss, pk);
  return KyberEncapsulationResult(c, ss);
}