Fix a mistype

Reflects the coding style.

snippets/ary.md

@@ -5,7 +5,7 @@ tags: adapter,function,intermediate
 
 Creates a function that accepts up to `n` arguments, ignoring any additional arguments.
 
-Call the provided function, `fn`, with up to `n` arguments, using `Array.prototype.slice(0,n)` and the spread operator (`...`).
+Call the provided function, `fn`, with up to `n` arguments, using `Array.prototype.slice(0, n)` and the spread operator (`...`).
 
 ```js
 const ary = (fn, n) => (...args) => fn(...args.slice(0, n));