refactor: Element -> WidgetHost (cce-ui 6bd flip)

Mechanical rename; the god-trait name is gone workspace-wide.

Co-Authored-By: Claude Fable 5 <[email protected]>
Claude-Session: https://claude.ai/code/session_018u7qTwzX95dd5ysAkaSCLk

 src/main.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main.rs b/src/main.rs
index f1f62d8..db71303 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -5,7 +5,7 @@ use glyphon::FontSystem;
 use serde::{Serialize, Deserialize};
 use cce_ui::engine::{Application, EngineState, LogicalPosition, LogicalSize, WindowSettings, LineCap};
 use cce_ui::widget::{
-    MouseButton, ElementState, MouseScrollDelta, KeyEvent, Element as UiElement,
+    MouseButton, ElementState, MouseScrollDelta, KeyEvent, WidgetHost as UiElement,
     TextBox, Slider, TextLabel, Paginator, Button, Dropdown, Toggle, ColorSelector,
     Label, Spinbox, Key, NamedKey, FontSelector, PageSelector, MenuController
 };