Add thead and tbody to disaster recovery article
Add thead and tbody to disaster recovery article

- Remove unnecessary link to parent (we will show the relation in the sidebar, there is no need to repeat the link)

auth0/docs,jeffreylees/docs,jeffreylees/docs,yvonnewilson/docs,auth0/docs,yvonnewilson/docs,jeffreylees/docs,auth0/docs,yvonnewilson/docs