Change ScreenOptionsSound-Version to 2 and added changelog.

Output/Themes/Ambient/Screens/ScreenOptionsSound.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <root>
   <ScreenOptionsSound>
-    <ScreenVersion>1</ScreenVersion>
+    <ScreenVersion>2</ScreenVersion>
     <Background1>
       <!--<Type>: Background type: None, Color, Texture, Video-->
       <Type>Video</Type>
@@ -394,4 +394,4 @@
       <NumVisible>1</NumVisible>
     </SelectSlideBackgroundMusicSource>
   </ScreenOptionsSound>
-</root>
+</root>