Snippet format update

To match the starter (for the migration)

snippets/forEachRight.md

@@ -1,4 +1,7 @@
-### forEachRight
+---
+title: forEachRight
+tags: array,function,intermediate
+---
 
 Executes a provided function once for each array element, starting from the array's last element.
 
@@ -14,4 +17,4 @@ const forEachRight = (arr, callback) =>
 
 ```js
 forEachRight([1, 2, 3, 4], val => console.log(val)); // '4', '3', '2', '1'
-```
+```