Function freya_testing::process_render 
pub fn process_render(
    fdom: &FreyaDOM,
    font_collection: &mut RCHandle<skia_textlayout_FontCollection>,
    render_fn: impl FnMut(&FreyaDOM, &EntityId, &LayoutNode, &mut RCHandle<skia_textlayout_FontCollection>, &Torin<EntityId>)
)Expand description
Call the render function for the nodes that should be rendered.