docs: small md fix (#15299)

Before:
<img width="755" height="62" alt="image"
src="https://github.com/user-attachments/assets/b9a97223-77b6-4ccd-adbd-38db02026348"
/>

After:
<img width="732" height="63" alt="image"
src="https://github.com/user-attachments/assets/ca6012f8-018f-4732-92fb-b0d343b69e2d"
/>

Author: GermanJablo

docs/custom-components/dashboard.mdx

@@ -58,7 +58,7 @@ export default buildConfig({
 | `minWidth`         | `WidgetWidth` | Minimum width the widget can be resized to (default: `'x-small'`)    |
 | `maxWidth`         | `WidgetWidth` | Maximum width the widget can be resized to (default: `'full'`)       |
 
-**WidgetWidth Values:** `'x-small'` \| `'small'` \| `'medium'` \| `'large'` \| `'x-large'` \| `'full'`
+**WidgetWidth Values:** `'x-small' | 'small' | 'medium' | 'large' | 'x-large' | 'full'`.
 
 ### Creating a Widget Component