fixing pytest path when using venv
fixing pytest path when using venv

Change-Id: I3b7042053b839803f2075ad4f914729a55cc196c
Reviewed-on: http://gerrit.aldebaran.lan/57337
Reviewed-by: dmerejkowsky <1e4b13000fa8777df4cefd2fd8215187e3deb062@aldebaran-robotics.com>
Tested-by: gerrit

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