Method native_endian_bytes

cpp/src/arrow/util/basic_decimal.h:112–114

  }

  const uint8_t* native_endian_bytes() const {
    return reinterpret_cast<const uint8_t*>(array_.data());
  }

  uint8_t* mutable_native_endian_bytes() {
    return reinterpret_cast<uint8_t*>(array_.data());