Reverted changes in mh fixture causing some tests to fail
Some integration tests expect the members of topology to have the testfolder.
The testfolder however was created during master and client installations. In
case the client is not intalled from the very beginning of the test execution,
the test would complain about missing testfolder.
https://fedorahosted.org/freeipa/ticket/5723
Reviewed-By: Martin Basti <mbasti@redhat.com>