docs: Fix typo in OS Signals example
@@ -16,7 +16,7 @@ for await (const _ of Deno.signal(Deno.Signal.SIGINT)) {
`Deno.signal()` also works as a promise.
```ts
-await Deno.signal(Deno.Singal.SIGINT);
+await Deno.signal(Deno.Signal.SIGINT);
console.log("interrupted!");
```
