docs(storybook): document the default slot

Author: iOvergaard

packages/uui-label/lib/uui-label.element.ts

@@ -1,11 +1,11 @@
-import { LitElement, html, css } from 'lit';
 import { defineElement } from '@umbraco-ui/uui-base/lib/registration';
+import { css, html, LitElement } from 'lit';
 import { property } from 'lit/decorators.js';
 
 /**
  * Label element for Custom Element
  * @element uui-label
- * @slot - for the label text.
+ * @slot default - for the label text.
  */
 @defineElement('uui-label')
 export class UUILabelElement extends LitElement {

packages/uui-label/lib/uui-label.story.ts

@@ -9,6 +9,11 @@ export default {
   id: 'uui-label',
   title: 'Inputs/Label',
   component: 'uui-label',
+  parameters: {
+    controls: {
+      include: ['disabled', 'required'],
+    },
+  },
 };
 
 const Template: Story = props => html`