Fix broken link in cypress-testing-library intro (testing-library#962)

Author: petetnt

docs/cypress-testing-library/intro.mdx

@@ -24,7 +24,7 @@ import '@testing-library/cypress/add-commands';
 
 You can now use all of `DOM Testing Library`'s `findBy`, `findAllBy`, `queryBy`
 and `queryAllBy` commands off the global `cy` object.
-[See the `DOM Testing Library` docs for reference](/docs/dom-testing-library/api-queries).
+[See the `About queries` docs for reference](/docs/queries/about).
 
 > Note: the `get*` queries are not supported because for reasonable Cypress
 > tests you need retryability and `find*` queries already support that. `query*`