chore(docs): also update authors in docs (#3366)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

Author: gabrielmfern

apps/docs/introduction.mdx

@@ -69,7 +69,5 @@ In order to use React Email with any email service provider, you'll need to conv
 
 <Support />
 
-## Authors
+Brought to you by [Resend](https://resend.com), MIT License.
 
-- Bu Kinoshita ([@bukinoshita](https://twitter.com/bukinoshita))
-- Zeno Rocha ([@zenorocha](https://twitter.com/zenorocha))