Snippet format update

To match the starter (for the migration)

snippets/recordAnimationFrames.md

@@ -1,4 +1,7 @@
-### recordAnimationFrames
+---
+title: recordAnimationFrames
+tags: browser,utility,intermediate
+---
 
 Invokes the provided callback on each animation frame.
 
@@ -36,4 +39,4 @@ const recorder = recordAnimationFrames(cb); // logs 'Animation frame fired' on e
 recorder.stop(); // stops logging
 recorder.start(); // starts again
 const recorder2 = recordAnimationFrames(cb, false); // `start` needs to be explicitly called to begin recording frames
-```
+```