Preview of the verson 1.3.4 of openFDE

[warlice]

ETC： 20250228

1. Ensure that the desktop icons are automatically refreshed after files are added to or deleted from the desktop.
   2. Optimize the issue on Ubuntu where double - clicking the OpenFDE shortcut will closes the already opened OpenFDE window. Try to make it possible to directly switch to the already opened window.
2. Reduce the graphics card performance consumption of the OpenFDE X11 server by optimizing the frame rate。
3. Support the distribution of Deepin.
4. Enable app download manager after exiting the setup wizard.
5. optimize the alive checking of X11 server service
6. add a compatible item of not allowling app run in background