fix: qmenu memory leak

QtScrcpy/dialog.cpp

@@ -79,9 +79,9 @@ Dialog::Dialog(QWidget *parent) : QDialog(parent), ui(new Ui::Dialog)
 
     m_hideIcon = new QSystemTrayIcon(this);
     m_hideIcon->setIcon(QIcon(":/image/tray/logo.png"));
-    m_menu = new QMenu();
+    m_menu = new QMenu(this);
-    m_quit = new QAction();
+    m_quit = new QAction(this);
-    m_showWindow = new QAction();
+    m_showWindow = new QAction(this);
     m_showWindow->setText(tr("show"));
     m_quit->setText(tr("quit"));
     m_menu->addAction(m_showWindow);