Log Message:
lxqt-panel: update to 1.4.0

lxqt-panel-1.4.0 / 2023-11-05
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 * Use lxqt-menu-data instead of lxmenu-data.
 * Consider the WM2Urgency hint in task bar.
 * Fixed checking/clearing of urgency in task bar.
 * Fixed window cycling with mouse wheel and focus stealing prevention in task bar.
 * Removed unused non trivial variable from plugin-dom.
 * Ported away from deprecated Qt::MidButton.
 * Ported deprecated KWindowSystem methods to KX11Extras.
 * Added a clear button to the search bar of Add Plugins dialog.
 * Create dummy widget on unsupported platforms in desktop switch plugin (fixes \ 
crashing on Wayland).
 * Added parameter parsing to launched command of volume plugin.
 * Fixed the initial displayed volume with PulseAudio in volume plugin.
 * Fixed the tooltips of volume control under Wayland.
 * Added an option to show the output as an image in the custom command plugin.