port examples to new events

docs/guide/examples/input_controlled.rs

@@ -14,7 +14,7 @@ fn App(cx: Scope) -> Element {
             // we tell the component what to render
             value: "{name}",
             // and what to do when the value changes
-            oninput: move |evt| name.set(evt.value.clone()),
+            oninput: move |evt| name.set(evt.value()),
         }
     })
 }