[update] react tutorial compatible with newer version react
[update] react tutorial compatible with newer version react

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