docs: fix SandpackTests options table display (#1207)

Author: kangju2000

website/docs/src/pages/advanced-usage/components.mdx

@@ -461,10 +461,11 @@ export default () => (
 <details>
   <summary>Options</summary>
 
-| Prop | Description | Type | Default |
-| `verbose` | Display individual test results with the test suite hierarchy. | `boolean` | `false`|
-| `watchMode` | Watch files for changes and rerun all tests. Note if changing a test file then the current file will run on it's own | `boolean` | `true` |
-| `onComplete` | A callback that is invoked with the completed specs. | Function | `undefined` |
+| Prop         | Description                                                                                                          | Type      | Default     |
+| :----------- | :------------------------------------------------------------------------------------------------------------------- | :-------- | :---------- |
+| `verbose`    | Display individual test results with the test suite hierarchy.                                                       | `boolean` | `false`     |
+| `watchMode`  | Watch files for changes and rerun all tests. Note if changing a test file then the current file will run on it's own | `boolean` | `true`      |
+| `onComplete` | A callback that is invoked with the completed specs.                                                                 | Function  | `undefined` |
 
 </details>