Update BACKERS.md

BACKERS.md

@@ -98,7 +98,7 @@ the logo of your company in PHPStan's README and the website.
 <li><a href="https://github.com/tpetry">Tobias Petry (tpetry)</a></li>
 <li><a href="https://github.com/SimoTod">Simone Todaro (SimoTod)</a></li>
 <li><a href="https://github.com/rajyan">Yohta Kimura (rajyan)</a></li>
-<li><a href="https://github.com/pavlakis">Adoni Pavlakis (pavlakis)</a></li>
+<li><a href="https://github.com/pavlakis">Antonios Pavlakis (pavlakis)</a></li>
 <li><a href="https://github.com/croct-tech">Croct (croct-tech)</a></li>
 <li><a href="https://github.com/p4veI">Pavel Karfík (p4veI)</a></li>
 <li><a href="https://github.com/pionl">Martin Kluska (pionl)</a></li>