Qnx: Add BlackBerry kits for qt5

Qt5 is available in the internal 10.2 NDK builds.
N.B: This is for testing purpose (internal developers).

Change-Id: I0858e05f5902d602a0f921ed22f34b79d557a10a
Reviewed-by: Fabian Bumberger <fbumberger@rim.com>
Reviewed-by: Wolfgang Bremer <wbremer@blackberry.com>
Reviewed-by: Nicolas Arnaud-Cormos <nicolas@kdab.com>