Snippet format update

To match the starter (for the migration)

snippets/capitalizeEveryWord.md

@@ -1,4 +1,7 @@
-### capitalizeEveryWord
+---
+title: capitalizeEveryWord
+tags: string,regexp,intermediate
+---
 
 Capitalizes the first letter of every word in a string.
 
@@ -10,4 +13,4 @@ const capitalizeEveryWord = str => str.replace(/\b[a-z]/g, char => char.toUpperC
 
 ```js
 capitalizeEveryWord('hello world!'); // 'Hello World!'
-```
+```