test_runner: quick hack for mac and windows
test_runner: quick hack for mac and windows

We used to do that in CMake for a few tests that required it,
but I guess it won't harm always doing it

Change-Id: I1466fe01ef5effeb8ce6d02fc3002a8c681f1b1b

aldebaran/qibuild,dmerejkowsky/qibuild,aldebaran/qibuild,dmerejkowsky/qibuild,aldebaran/qibuild,dmerejkowsky/qibuild,aldebaran/qibuild,dmerejkowsky/qibuild,dmerejkowsky/qibuild