Add sponsors for 5.4

fabpot · fabpot · commit f0c3389ea6d9 · 2021-05-19T16:15:08.000+02:00
diff --git a/README.md b/README.md
@@ -15,6 +15,17 @@ Installation
   Support" (LTS) versions and has a [release process][6] that is predictable and
   business-friendly.
 
+Sponsor
+-------
+
+Symfony 5.4 is [backed][27] by [Private Packagist][28].
+
+Private Packagist is a fast, reliable, and secure Composer repository for your
+private packages. It mirrors all your open-source dependencies for better
+availability and monitors them for security vulnerabilities.
+
+Help Symfony by [sponsoring][29] its development!
+
 Documentation
 -------------
 
@@ -76,3 +87,6 @@ Symfony development is sponsored by [SensioLabs][21], led by the
 [24]: https://symfony.com/coc
 [25]: https://symfony.com/doc/current/contributing/code_of_conduct/care_team.html
 [26]: https://symfony.com/book
+[27]: https://symfony.com/backers
+[28]: https://packagist.com/
+[29]: https://symfony.com/sponsor
