do not erase qibuild config when running qitoolchain test
do not erase qibuild config when running qitoolchain test

Change-Id: I81cfa17678e38acc9dad78ab2c672fcfc35b08b5
Reviewed-on: http://gerrit.aldebaran.lan:8080/3683
Reviewed-by: dmerejkowsky <1e4b13000fa8777df4cefd2fd8215187e3deb062@aldebaran-robotics.com>
Tested-by: dmerejkowsky <1e4b13000fa8777df4cefd2fd8215187e3deb062@aldebaran-robotics.com>

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