qisrc/conftest: remove useless call to `git show`
qisrc/conftest: remove useless call to `git show`

Change-Id: Iff36e84705ac019ebc9f8e6895b3a7e1bd7145cf
Reviewed-on: http://gerrit.aldebaran.lan:8080/18639
Reviewed-by: dmerejkowsky <1e4b13000fa8777df4cefd2fd8215187e3deb062@aldebaran-robotics.com>
Tested-by: dmerejkowsky <1e4b13000fa8777df4cefd2fd8215187e3deb062@aldebaran-robotics.com>

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