QmlProjectManager: Fix connects
QmlProjectManager: Fix connects

Issue was introduced with 063251ebbc6d896bc19fc54fe8626ae05412aae3.

Change-Id: Id867e2a50f43f6d4e90a9ad3ba618295db96fd35
Reviewed-by: hjk <4622a3e4640ee19ab4ebad197849e45b7170d50c@theqtcompany.com>

martyone/sailfish-qtcreator,xianian/qt-creator,xianian/qt-creator,danimo/qt-creator,xianian/qt-creator,Distrotech/qtcreator,xianian/qt-creator,Distrotech/qtcreator,danimo/qt-creator,Distrotech/qtcreator,xianian/qt-creator,danimo/qt-creator,danimo/qt-creator,xianian/qt-creator,martyone/sailfish-qtcreator,xianian/qt-creator,martyone/sailfish-qtcreator,martyone/sailfish-qtcreator,martyone/sailfish-qtcreator,Distrotech/qtcreator,danimo/qt-creator,xianian/qt-creator,danimo/qt-creator,martyone/sailfish-qtcreator,Distrotech/qtcreator,danimo/qt-creator,Distrotech/qtcreator,danimo/qt-creator,martyone/sailfish-qtcreator,xianian/qt-creator,martyone/sailfish-qtcreator,danimo/qt-creator,Distrotech/qtcreator,martyone/sailfish-qtcreator