Qnx: Check runtime version when debugging

This cannot be done in the "check device" deploy step
since the deploy configuration does not know which
run mode will be used, which is mandatory since this check
is only required with debug mode.

Task-number: QTCREATORBUG-11513

Change-Id: I0356f792a8f08e5521a80675b60c64b337cabafb
Reviewed-by: Tobias Hunger <tobias.hunger@digia.com>