wip: remove runner on hook and then update docs

packages/core/tests/earlyabort.rs

@@ -25,7 +25,7 @@ fn new_dom<P: 'static + Send>(app: Component<P>, props: P) -> VirtualDom {
 #[test]
 fn test_early_abort() {
     const app: Component = |cx| {
-        let val = cx.use_hook(|_| 0, |f| f);
+        let val = cx.use_hook(|_| 0);
 
         *val += 1;