QmlPM: Use Qt5-style connects

The heavy lifting was done by clazy.

Change-Id: I8fe343c8e7cfc9b0e620afe4ae947f9e997899f9
Reviewed-by: Tobias Hunger <tobias.hunger@qt.io>

src/plugins/qmlprojectmanager/qmlprojectrunconfiguration.h

@@ -80,10 +80,6 @@ public:
 signals:
     void scriptSourceChanged();
 
-private slots:
-    void changeCurrentFile(Core::IEditor* = 0);
-    void updateEnabled();
-
 protected:
     QmlProjectRunConfiguration(ProjectExplorer::Target *parent,
                                QmlProjectRunConfiguration *source);
@@ -93,6 +89,9 @@ protected:
 private:
     void ctor();
 
+    void changeCurrentFile(Core::IEditor* = 0);
+    void updateEnabled();
+
     QString executable() const;
     QString commandLineArguments() const;