Update docstring with new location of example.nquads
Update docstring with new location of example.nquads

yingerj/rdflib,RDFLib/rdflib,dbs/rdflib,marma/rdflib,RDFLib/rdflib,marma/rdflib,dbs/rdflib,avorio/rdflib,yingerj/rdflib,ssssam/rdflib,marma/rdflib,marma/rdflib,avorio/rdflib,armandobs14/rdflib,yingerj/rdflib,avorio/rdflib,ssssam/rdflib,ssssam/rdflib,ssssam/rdflib,avorio/rdflib,dbs/rdflib,RDFLib/rdflib,dbs/rdflib,armandobs14/rdflib,armandobs14/rdflib,RDFLib/rdflib,armandobs14/rdflib,yingerj/rdflib