update comment about rendevouz hashing
update comment about rendevouz hashing

mnsl/Sia,ChrisSchinnerl/Sia,ChrisSchinnerl/Sia,MrStrong/Sia,mtlynch/Sia,mtlynch/Sia,NebulousLabs/Sia,MrStrong/Sia,rivine/rivine,rivine/rivine,mnsl/Sia,ericflo/Sia,ericflo/Sia,johnathanhowell/Sia,mharkus/Sia,NebulousLabs/Sia,mharkus/Sia