Fix typos.
Fix typos.

Change-Id: If81e9391d3714325f466e5b7c84f8882b1ba2de8
Sanity-Review: Qt Sanity Bot <5581206bb7e0307f0d99eb71898ae6b694149ca5@ovi.com>
Reviewed-by: Andrew Stanley-Jones <3158427ccc6af852b3b80aff3045d95d14f60128@nokia.com>

qtproject/qtsystems,qtproject/qtsystems