DOC: Add DL6ER as a contributor

MartinThoma · MartinThoma · commit e909d8cfd402 · 2022-08-27T14:10:17.000+02:00
diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
@@ -11,6 +11,7 @@ history and [GitHubs 'Contributors' feature](https://github.com/py-pdf/PyPDF2/gr
 
 ## Contributors to the pyPdf / PyPDF2 project
 
+* [DL6ER](https://github.com/DL6ER)
 * [JianzhengLuo](https://github.com/JianzhengLuo)
 * [Karvonen, Harry](https://github.com/Hatell/)
 * [KourFrost](https://github.com/KourFrost)
