Fix launch when no java is loaded

Signed-off-by: Trial97 <alexandru.tripon97@gmail.com>

launcher/launch/steps/QuitAfterGameStop.h

@@ -24,7 +24,7 @@ class QuitAfterGameStop : public LaunchStep {
     Q_OBJECT
    public:
     explicit QuitAfterGameStop(LaunchTask* parent) : LaunchStep(parent) {};
-    virtual ~QuitAfterGameStop() {};
+    virtual ~QuitAfterGameStop() = default;
 
     virtual void executeTask();
     virtual bool canAbort() const { return false; }