linux/FAQ: Add Art section

Author: gonX

site/_wiki/FAQ/LinuxAppSpecific.md

@@ -23,3 +23,14 @@ env SDL_VIDEODRIVER=wayland ./osu.AppImage
 ```bash
 env SDL_VIDEODRIVER=wayland osu-lazer
 ```
+
+---
+
+### Art Programs {#art}
+
+Firstly, make sure your output mode is [set to Artist Mode]({% link _wiki/FAQ/Linux.md %}#artist-mode %})
+
+You can confirm the setting is applied by running the following command and verifying that at least 1 listed device contains 'Artist' in the name.
+```bash
+libinput list-devices | grep -i OpenTabletDriver
+```