Revert "update debian/rules"
Revert "update debian/rules"

This reverts commit 64a0a952eab7eb9b7ff3524ec99a83e30acdec9e.

thomasgubler/qgroundcontrol_ubuntu,thomasgubler/qgroundcontrol_ubuntu,thomasgubler/qgroundcontrol_ubuntu,thomasgubler/qgroundcontrol_ubuntu,thomasgubler/qgroundcontrol_ubuntu,thomasgubler/qgroundcontrol_ubuntu