Use one standard Iris resource bundle

examples/message_list.rs

@@ -63,11 +63,7 @@ impl DesktopAppState for State {
         WindowAttributes::default().with_inner_size(LogicalSize::new(420.0, 900.0))
     }
 
-    fn new(
-        mut ui_state: DesktopUiState,
-        rsc: &mut DesktopRsc<Self>,
-        _: Proxy<Self::Event>,
-    ) -> Self {
+    fn new(mut ui_state: DesktopUiState, rsc: &mut StdRsc<Self>, _: Proxy<Self::Event>) -> Self {
         let mut list = LazySpan::new(Dir::DOWN, Pin::End);
         for i in 0..ROWS {
             let row = build_row(rsc, i);