These linux platforms are not used when building for QNX
Change-Id: I071834053b09b1cea962796076bb0cd2fc6e0fff
Reviewed-by: Heikki Halmet <heikki.halmet@qt.io>
(cherry picked from commit c4869161b6)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>