b3abb2c ipatests: mock resolver factory

Authored and Committed by sorlov 3 years ago
    ipatests: mock resolver factory
    
    test_testconfig is using hardcoded hostnames which do not match ones
    provided in real test config. This causes resolver factory to fail
    when trying to detect resolver type of the host.
    
    Related to https://pagure.io/freeipa/issue/8703
    
    Reviewed-By: Florence Blanc-Renaud <flo@redhat.com>