Debugger: Report done when terminal *process* is stopped

Do not wait until the stub exits.

Task-number: QTCREATORBUG-19056
Change-Id: I7c4c3438c960a6e418ccd6c9d96d01d9621e9b02
Reviewed-by: Christian Stenger <christian.stenger@qt.io>
Reviewed-by: hjk <hjk@qt.io>

src/plugins/debugger/terminal.h

@@ -82,7 +82,6 @@ private:
     void stop() final;
 
     void stubStarted();
-    void stubExited();
     void stubError(const QString &msg);
 
     Utils::ConsoleProcess m_stubProc;