qtmod_test: remove qt5 from the `make check' blacklist
qtmod_test: remove qt5 from the `make check' blacklist

`make check' is working nicely in qt/qt5.git, so there is no need to
disable it by default.

Change-Id: I1e166a17908d6388e008e152cda05c9409fe52b9
Reviewed-on: http://codereview.qt.nokia.com/2875
Reviewed-by: Qt Sanity Bot <5581206bb7e0307f0d99eb71898ae6b694149ca5@ovi.com>
Reviewed-by: Kalle Lehtonen <d0f4e666f912516036887a48f8b9d9fc5a6f6350@nokia.com>

tsarajar/qtqa,tsarajar/qtqa,tsarajar/qtqa,tsarajar/qtqa