Whitespace fix

In this case, the extra space makes it fail to find the signal.

Change-Id: I18cc47e1bf979150f2fbf71edbc93aaf4b5c73c7
Reviewed-on: http://codereview.qt-project.org/3922


Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Martin Jones <martin.jones@nokia.com>