Fix phrasing for remove

Resolves #1071

snippets/remove.md

@@ -3,7 +3,7 @@ title: remove
 tags: array,intermediate
 ---
 
-Removes elements from an array for which the given function returns `false`.
+Mutates an array by removing elements for which the given function returns `false`.
 
 Use `Array.prototype.filter()` to find array elements that return truthy values and `Array.prototype.reduce()` to remove elements using `Array.prototype.splice()`.
 The `func` is invoked with three arguments (`value, index, array`).
@@ -20,4 +20,4 @@ const remove = (arr, func) =>
 
 ```js
 remove([1, 2, 3, 4], n => n % 2 === 0); // [2, 4]
-```
+```