Added note to connection section.
Added note to connection section.

Added note for google authentication to connection section.
auth0/docs,Annyv2/docs,auth0/docs,jeffreylees/docs,auth0/docs,hamzawi06/docs,sandrinodimattia/docs,hamzawi06/docs,sandrinodimattia/docs,Catografix/docs,khorne3/docs,yvonnewilson/docs,Annyv2/docs,Annyv2/docs,jeffreylees/docs,sandrinodimattia/docs,Catografix/docs,yvonnewilson/docs,khorne3/docs,hamzawi06/docs,Catografix/docs,jeffreylees/docs,yvonnewilson/docs,khorne3/docs