Removes a CIPP group.
The Remove-CIPPGroup function is used to remove a CIPP group from the specified customer tenant.
PS > Remove-CIPPGroup -CustomerTenantID "7ced1621-b8f7-4231-868c-bc6b1a2f1778" -GroupID "98765432-1234-5678-9012-34567890ABCD" -Grouptype "Security" -DisplayName "Admins"