fix readme

examples/readme.rs

@@ -1,5 +1,3 @@
-use std::time::Duration;
-
 use dioxus::prelude::*;
 
 fn main() {
@@ -9,11 +7,6 @@ fn main() {
 fn app() -> Element {
     let mut count = use_signal(|| 0);
 
-    let g: ReadOnlySignal<(), UnsyncStorage> =
-        use_maybe_sync_selector_with_dependencies((&(count())), move |deps| {
-            println!("High-Five counter: {}", deps);
-        });
-
     rsx! {
         h1 { "High-Five counter: {count}" }
         button { onclick: move |_| count += 1, "Up high!" }