chore(TS): Recommend updating local type definitions (#621)

Author: nickserv

.github/PULL_REQUEST_TEMPLATE.md

@@ -36,9 +36,8 @@ merge of your pull request!
 
 - [ ] Documentation added to the
       [docs site](https://github.com/testing-library/testing-library-docs)
-- [ ] I've prepared a PR for types targeting
-      [DefinitelyTyped](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/master/types/testing-library__dom)
 - [ ] Tests
+- [ ] Typescript definitions updated
 - [ ] Ready to be merged
       <!-- In your opinion, is this ready to be merged as soon as it's reviewed? -->