Add support for conditional access policy guestsOrExternalUsers settings

[agileknight]

Support conditions.users.includeGuestsOrExternalUsers and conditions.users.excludeGuestsOrExternalUsers fields on conditional access policy.

See

• https://learn.microsoft.com/en-us/graph/api/resources/conditionalaccessusers?view=graph-rest-1.0
• https://learn.microsoft.com/en-us/graph/api/resources/conditionalaccessguestsorexternalusers?view=graph-rest-1.0