docs: update local examples and docs to support new syntaxes

packages/core/examples/hooks.rs

@@ -1,16 +1,10 @@
 use dioxus::prelude::*;
 use dioxus_core as dioxus;
 use dioxus_core_macro::*;
-use dioxus_hooks::use_state;
 use dioxus_html as dioxus_elements;
 
 fn main() {}
 
 fn App(cx: Scope<()>) -> Element {
-    let color = use_state(&cx, || "white");
-
-    cx.render(rsx!(
-        div { onclick: move |_| color.set("red"), "red" }
-        div { onclick: move |_| color.set("blue"), "blue" }
-    ))
+    todo!()
 }