fix gap issue on the doc

Author: bluebill1049

src/content/docs/createFormControl.mdx

@@ -36,8 +36,6 @@ This function create the entire form state subscription and allow you to subscri
  ```tsx
  const props = createFormControl()
 
-{" "}
-
 <FormProvider {...props} /> // ❌ You don't need provider
 
  <input {...props.register('name')} /> // ✅ Direct use method from createFormControl