Update samlsso-auth0-to-auth0.md
Update samlsso-auth0-to-auth0.md

Clarifies and updates a number of steps.
yvonnewilson/docs,yvonnewilson/docs,auth0/docs,auth0/docs,jeffreylees/docs,jeffreylees/docs,jeffreylees/docs,yvonnewilson/docs,auth0/docs