Remove link left over from copy-paste from API.md
Remove link left over from copy-paste from API.md

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