Update snippet descriptions

snippets/stableSort.md

@@ -4,11 +4,11 @@ tags: array,advanced
 ---
 
 Performs stable sorting of an array, preserving the initial indexes of items when their values are the same.
-Does not mutate the original array, but returns a new array instead.
 
 - Use `Array.prototype.map()` to pair each element of the input array with its corresponding index.
 - Use `Array.prototype.sort()` and a `compare` function to sort the list, preserving their initial order if the items compared are equal.
 - Use `Array.prototype.map()` to convert back to the initial array items.
+- Does not mutate the original array, but returns a new array instead.
 
 ```js
 const stableSort = (arr, compare) =>