docs: fix markdown link

It was missing the closing parenthesis.

Author: eventualbuddha

website/docs/more/debugging.mdx

@@ -43,7 +43,7 @@ fn main() {
 
 ### [`tracing-web`](https://crates.io/crates/tracing-web)
 
-`tracing-web` can be used with [`tracing-subscriber`](https://crates.io/crates/tracing-subscriber to output messages to the browser console.
+`tracing-web` can be used with [`tracing-subscriber`](https://crates.io/crates/tracing-subscriber) to output messages to the browser console.
 
 ```rust, ignore
 use tracing_subscriber::{