* Add Azure Guide

* Change links to access the guide

* Add Azure AD SAML SSO guide

* Fix error in pages

* Apply suggestions from code review

Co-authored-by: Jeff Bruemmer <jeff@metabase.com>

* A couple of changes proposed by Jeff

* Update docs/operations-guide/running-metabase-on-azure.md

Co-authored-by: Jeff Bruemmer <jeff@metabase.com>

* Apply suggestions from code review

Co-authored-by: Jeff Bruemmer <jeff@metabase.com>

* Wrap connection strings in triple backticks

Co-authored-by: Jeff Bruemmer <jeff@metabase.com>