Fix typo in `Closure` docs
Misspelled "interval" as "inverval"
@@ -114,7 +114,7 @@ use crate::UnwrapThrowExt;
/// #[wasm_bindgen]
/// pub fn run() -> Result<IntervalHandle, JsValue> {
/// let cb = Closure::wrap(Box::new(|| {
-/// web_sys::console::log_1(&"inverval elapsed!".into());
+/// web_sys::console::log_1(&"interval elapsed!".into());
/// }) as Box<dyn FnMut()>);
///
/// let window = web_sys::window().unwrap();
