fix: make resource buttons work when instance is running

Signed-off-by: Sefa Eyeoglu <contact@scrumplex.net>

launcher/ui/pages/instance/ExternalResourcesPage.h

@@ -47,7 +47,6 @@ class ExternalResourcesPage : public QMainWindow, public BasePage {
    protected slots:
     void itemActivated(const QModelIndex& index);
     void filterTextChanged(const QString& newContents);
-    virtual void runningStateChanged(bool running);
 
     virtual void addItem();
     virtual void removeItem();