If more than one VM tries to run the test at the same time, it times out. These
sharing violations were attempted to be worked around in 1c3dc8cfb, but the
workaround just leads to timeout, not success.
Task-number: QTQAINFRA-1727
Task-number: QTBUG-66216
Change-Id: If8bfd60dbb6575843680971d45b1c82e5beff534
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
Reviewed-by: Sami Nurmenniemi <sami.nurmenniemi@qt.io>