Do not require select2 locales

You need to require the select2 locale you want to use explicitly in your `vendor/assets/alchemy/admin/all.js` file

```js
//= require select2_locale_de
//= require select2_locale_es
```

app/assets/javascripts/alchemy/admin.js

@@ -13,12 +13,6 @@
 //= require keymaster
 //= require requestAnimationFrame
 //= require select2
-//= require select2_locale_de
-//= require select2_locale_es
-//= require select2_locale_fr
-//= require select2_locale_nl
-//= require select2_locale_ru
-//= require select2_locale_it
 //= require handlebars
 //= require alchemy/templates
 //= require alchemy/alchemy.base