feat: re-unify set_state

examples/disabled.rs

@@ -5,13 +5,15 @@ fn main() {
 }
 
 fn app(cx: Scope) -> Element {
-    let (disabled, set_disabled) = use_state(&cx, || false);
+    let disabled = use_state(&cx, || false);
 
     cx.render(rsx! {
         div {
             button {
-                onclick: move |_| set_disabled(!disabled),
-                "click to " [if *disabled {"enable"} else {"disable"} ] " the lower button"
+                onclick: move |_| disabled.set(!disabled),
+                "click to "
+                [if disabled == true {"enable"} else {"disable"}]
+                " the lower button"
             }
 
             button {