docs(guides): fix typo in code-splitting (#1815)

'is use to' replaced by 'is to use'.

Author: efreitasn

src/content/guides/code-splitting.md

@@ -22,6 +22,7 @@ contributors:
   - shaodahong
   - sudarsangp
   - kcolton
+  - efreitasn
 ---
 
 T> This guide extends the examples provided in [Getting Started](/guides/getting-started) and [Output Management](/guides/output-management). Please make sure you are at least familiar with the examples provided in them.
@@ -169,7 +170,7 @@ T> The [`CommonsChunkPlugin`](/plugins/commons-chunk-plugin) is also used to spl
 
 ## Dynamic Imports
 
-Two similar techniques are supported by webpack when it comes to dynamic code splitting. The first and more preferable approach is use to the [`import()` syntax](/api/module-methods#import-) that conforms to the [ECMAScript proposal](https://github.com/tc39/proposal-dynamic-import) for dynamic imports. The legacy, webpack-specific approach is to use [`require.ensure`](/api/module-methods#require-ensure). Let's try using the first of these two approaches...
+Two similar techniques are supported by webpack when it comes to dynamic code splitting. The first and more preferable approach is to use the [`import()` syntax](/api/module-methods#import-) that conforms to the [ECMAScript proposal](https://github.com/tc39/proposal-dynamic-import) for dynamic imports. The legacy, webpack-specific approach is to use [`require.ensure`](/api/module-methods#require-ensure). Let's try using the first of these two approaches...
 
 W> `import()` calls use [promises](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Promise) internally. If you use `import()` with older browsers, remember to shim `Promise` using a polyfill such as [es6-promise](https://github.com/stefanpenner/es6-promise) or [promise-polyfill](https://github.com/taylorhakes/promise-polyfill).