Mobile: Move _setup_lightmaps before _fill_render_list

servers/rendering/renderer_rd/forward_mobile/render_forward_mobile.cpp

@@ -841,6 +841,9 @@ void RenderForwardMobile::_render_scene(RenderDataRD *p_render_data, const Color
 
 	p_render_data->directional_light_count = directional_light_count;
 
+	// Lightmaps need to be set up before _fill_render_list as it depends on them.
+	_setup_lightmaps(p_render_data, *p_render_data->lightmaps, p_render_data->scene_data->cam_transform);
+
 	// fill our render lists early so we can find out if we use various features
 	_fill_render_list(RENDER_LIST_OPAQUE, p_render_data, PASS_MODE_COLOR);
 	render_list[RENDER_LIST_OPAQUE].sort_by_key();
@@ -937,7 +940,6 @@ void RenderForwardMobile::_render_scene(RenderDataRD *p_render_data, const Color
 
 	RD::get_singleton()->draw_command_begin_label("Render Setup");
 
-	_setup_lightmaps(p_render_data, *p_render_data->lightmaps, p_render_data->scene_data->cam_transform);
 	_setup_environment(p_render_data, is_reflection_probe, screen_size, p_default_bg_color, false);
 
 	// May have changed due to the above (light buffer enlarged, as an example).