Update changelog.md

Author: coppolaemilio

docs/changelog.md

@@ -41,6 +41,7 @@
   - Added new customization options (scale, and offset) to the next indicator image
   - Added modulation settings to the name label background texture and the choices buttons background textures [[Jowan-Spooner](https://github.com/Jowan-Spooner)]
   - Added an option to use native buttons styles for choices [[Tim Krief](https://github.com/timkrief)]
+  - Added an advanced option to use a custom scene as a button for choices [[Arnaud Vergnet](https://github.com/arnaudvergnet)]
   - Added new settings to set a fixed size for choice buttons (This is used to prevent premade texture stretching)
   - Fixed a bug where the text alignment wasn't being shown on the preview
   - Fixed a bug with the name label shadow
@@ -56,6 +57,7 @@
   - Fixed a bug when the display stretch was set to `2D`
   - Fixed a bug where empty text lines were not removed properly [[Arnaud Vergnet](https://github.com/arnaudvergnet)]
 - Settings
+  - Added a new option to enable advanced theme settings [[Arnaud Vergnet](https://github.com/arnaudvergnet)]
   - Added a new option to toggle the character "focus"/"dim" while speaking 
 - Added a button in timeline inspector plugin to open the selected timeline in the editor [[ellogwen](https://github.com/ellogwen)]
 - Special thanks to [Jowan-Spooner](https://github.com/Jowan-Spooner) for the QA and the facelift on the theme editor