Merge branch 'vs-doc-remove-note-about-wrapper-null' into 'master'

Remove note about nullifying the wrapper

See merge request gitlab-org/gitlab!54715

doc/development/testing_guide/frontend_testing.md

@@ -539,21 +539,6 @@ When looking at this initially you'd suspect that the component is setup before
 
 This is however not entirely true as the `destroy` method does not remove everything which has been mutated on the `wrapper` object. For functional components, destroy only removes the rendered DOM elements from the document.
 
-In order to ensure that a clean wrapper object and DOM are being used in each test, the breakdown of the component should rather be performed as follows:
-
-```javascript
-  afterEach(() => {
-    wrapper.destroy();
-    wrapper = null;
-  });
-```
-
-<!-- vale gitlab.Spelling = NO -->
-
-See also the [Vue Test Utils documentation on `destroy`](https://vue-test-utils.vuejs.org/api/wrapper/#destroy).
-
-<!-- vale gitlab.Spelling = YES -->
-
 ### Jest best practices
 
 > [Introduced](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/34209) in GitLab 13.2.