Don't create HF_SANCOV fir if sancov is not in use
Don't create HF_SANCOV fir if sancov is not in use

riusksk/riufuzz,google/honggfuzz,riusksk/riufuzz,google/honggfuzz,google/honggfuzz,riusksk/riufuzz,riusksk/riufuzz,riusksk/riufuzz,riusksk/riufuzz,riusksk/riufuzz,anestisb/honggfuzz