Snippet format update

To match the starter (for the migration)

snippets/throttle.md

@@ -1,4 +1,7 @@
-### throttle
+---
+title: throttle
+tags: function,advanced
+---
 
 Creates a throttled function that only invokes the provided function at most once per every `wait` milliseconds
 
@@ -38,4 +41,4 @@ window.addEventListener(
     console.log(window.innerHeight);
   }, 250)
 ); // Will log the window dimensions at most every 250ms
-```
+```