Update index.md to match new tutorial-navigator updates
Update index.md to match new tutorial-navigator updates

jeffreylees/docs,sandrinodimattia/docs,Annyv2/docs,hamzawi06/docs,Catografix/docs,khorne3/docs,sandrinodimattia/docs,Annyv2/docs,auth0/docs,sandrinodimattia/docs,hamzawi06/docs,hamzawi06/docs,Catografix/docs,yvonnewilson/docs,yvonnewilson/docs,auth0/docs,khorne3/docs,miparnisari/docs,auth0/docs,jeffreylees/docs,khorne3/docs,yvonnewilson/docs,jeffreylees/docs,Annyv2/docs,Catografix/docs