audren: implement Renderer Info output informations (#1179)

This implement the rendering information output informations of
RequestUpdate.

This is needed by some games to keep track of the count of update on the
DSP.

Ryujinx.HLE/Utilities/StructWriter.cs

@@ -21,5 +21,10 @@ namespace Ryujinx.HLE.Utilities
 
             Position += Marshal.SizeOf<T>();
         }
+
+        public void SkipBytes(long count)
+        {
+            Position += count;
+        }
     }
 }