Typo at form-control-mixins page

[stadniklksndr]

This is about Bulma | the Docs.

Description

Small typo on this example - https://bulma.io/documentation/sass/form-control-mixins/#sizes

Expected behavior

@include controls.control-small;

Actual behavior

 Error: Undefined mixin => @include control-small;

@include control-small; - is wrong, for other sizes in the example too.