doc(camera module): added author in playground md

CGjupoulton · CGjupoulton · commit 8324904ecf84 · 2021-10-13T17:18:52.000+02:00
diff --git a/playground/extensions/extensions-7-camera.md b/playground/extensions/extensions-7-camera.md
@@ -1,5 +1,7 @@
 # CameraModule
 
+Contributed by [Butanium](https://github.com/Butanium).
+
 This module allows you to have a camera following some of your entities during the replay.
 <br> It comes with the CameraToggleModule which allows the user to enable or disable the camera.
 
