Update sponsor URL

Author: codedmonkey

CONTRIBUTING.md

@@ -44,5 +44,5 @@ symfony composer tests:php
 symfony composer tests:docker 
 ```
 
-[codedmonkey-sponsor]: https://www.codedmonkey.com/sponsor?project=dirigent
+[codedmonkey-sponsor]: https://github.com/sponsors/codedmonkey
 [dirigent-docs-install-source]: https://dirigent.dev/docs/installation/source

README.md

@@ -47,7 +47,7 @@ Feel free to report issues and make suggestions on [GitHub][github-issues] or fo
 Dirigent is developed by [Coded Monkey][codedmonkey].
 
 [codedmonkey]: https://www.codedmonkey.com
-[codedmonkey-sponsor]: https://www.codedmonkey.com/sponsor?project=dirigent
+[codedmonkey-sponsor]: https://github.com/sponsors/codedmonkey
 [composer]: https://getcomposer.org
 [dirigent]: https://dirigent.dev
 [docs]: docs/readme.md

templates/dashboard/credits.html.twig

@@ -20,7 +20,7 @@
 
   <h4 class="h6">Sponsors</h4>
   <p>
-    Dirigent is looking for sponsors. <a href="https://www.codedmonkey.com/sponsor?project=dirigent">Click here</a>
+    Dirigent is looking for sponsors. <a href="https://github.com/sponsors/codedmonkey">Click here</a>
     to sponsor development of Dirigent.
   </p>