raylib: add todo for niceness (#36210)

* not nice

* hmm

* debug

* todo

* revert

* yep

selfdrive/ui/ui.py

@@ -7,6 +7,9 @@ from openpilot.selfdrive.ui.ui_state import ui_state
 
 
 def main():
+  # TODO: https://github.com/commaai/agnos-builder/pull/490
+  # os.nice(-20)
+
   gui_app.init_window("UI")
   main_layout = MainLayout()
   main_layout.set_rect(rl.Rectangle(0, 0, gui_app.width, gui_app.height))