Update drop-right.md

shorter comparison of `n` and `arr.length`

snippets/drop-right.md

@@ -5,7 +5,7 @@ Returns a new array with `n` elements removed from the right
 Checks if `n` is shorter than the given array and slices it accordingly or returns an empty array
 
 ```js
-const dropRight = (arr, n = 1) => (arr.length - n ) > 0 ? arr.slice(0, arr.length - n) : []
+const (arr, n = 1) => n < arr.length ? arr.slice(0, arr.length - n) : []
 
 //dropRight([1,2,3]) -> [1,2]
 //dropRight([1,2,3], 2) -> [1]