[refactor] Update some comments in validation.cpp as we arent doing DoS there
[refactor] Update some comments in validation.cpp as we arent doing DoS there


Former-commit-id: aeded226b9f4b87de84cfb6f3f523fea8da11dec
syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin