Update nsubj.md
Update nsubj.md

Hyperlinks for the other relations newly referenced from here.
UniversalDependencies/docs,coltekin/docs,fginter/docs,PhyloStar/UDTelugu,PhyloStar/UDTelugu,fginter/docs,fginter/docs-fginterfork,coltekin/docs,PhyloStar/UDTelugu,fginter/docs-fginterfork,UniversalDependencies/docs,hamzashafqat/docs,nschneid/docs,PhyloStar/UDTelugu,fginter/docs,hamzashafqat/docs,hamzashafqat/docs,nschneid/docs,ftyers/docs,ftyers/docs,nschneid/docs,UniversalDependencies/docs,fginter/docs-fginterfork,UniversalDependencies/docs,UniversalDependencies/docs,fginter/docs-fginterfork,UniversalDependencies/docs,nschneid/docs,fginter/docs,PhyloStar/UDTelugu,fginter/docs-fginterfork,ftyers/docs,ftyers/docs,fginter/docs,PhyloStar/UDTelugu,coltekin/docs,coltekin/docs,coltekin/docs,hamzashafqat/docs