Steering wheel icons

Added toggle for select steering wheel icons in the onroad UI.

Want to add your own steering wheel? Request one under "feature-requests" on the FrogPilot Discord!

selfdrive/ui/ui.cc

@@ -387,6 +387,8 @@ void ui_update_frogpilot_params(UIState *s) {
   scene.show_slc_offset = scene.speed_limit_controller && params.getBool("ShowSLCOffset");
   scene.show_slc_offset_ui = scene.speed_limit_controller && params.getBool("ShowSLCOffsetUI");
   scene.use_vienna_slc_sign = scene.speed_limit_controller && params.getBool("UseVienna");
+
+  scene.wheel_icon = params.getInt("WheelIcon");
 }
 
 void UIState::updateStatus() {