TestBasicADTrust.test_ipauser_authentication
    
    test_ipauser_authentication is failing with error: "Confidentiality required"
    Password operation must be performed over a secure connection
    
    To start TLS encryption added -ZZ option, in order to be connection successful
    
    https://pagure.io/freeipa/issue/7470
    
    Reviewed-By: Aleksei Slaikovskii <aslaikov@redhat.com>
    Reviewed-By: Florence Blanc-Renaud <flo@redhat.com>