get https://{tenanturl}/v2.0/factors/discover
Discover the availability of all authentication factors.
Entitlements:
 - manageEnrollMFAMethodAnyUser (Manage second-factor authentication enrollment for all users)
 - manageEnrollMFAMethod (Manage own second-factor authentication enrollment)
 - readEnrollMFAMethodAnyUser (Read second-factor authentication enrollment for all users)
 - readEnrollMFAMethod (Read own second-factor authentication enrollment)
 - authnAnyUser (Authenticate any user)
 - authn (Authenticate self)
