msglist [nfc]: Comment on _starColor about dark theme

Author: chrisbobbe

lib/widgets/message_list.dart

@@ -885,6 +885,7 @@ class MessageWithPossibleSender extends StatelessWidget {
 
   final MessageListMessageItem item;
 
+  // TODO(#95) unchanged in dark theme?
   static final _starColor = const HSLColor.fromAHSL(0.5, 47, 1, 0.41).toColor();
 
   @override