Fix capture launched from system tray

Signed-off-by: Haris Gušić <harisgusic.dev@gmail.com>

src/tools/save/savetool.cpp

@@ -47,7 +47,7 @@ CaptureTool* SaveTool::copy(QObject* parent)
 
 void SaveTool::pressed(CaptureContext& context)
 {
-    context.request->addSaveTask();
+    context.request()->addSaveTask();
     emit requestAction(REQ_CAPTURE_DONE_OK);
     emit requestAction(REQ_CLOSE_GUI);
 }