fix(player): 评论面板保持高度并两段式收起

lib/pages/player/player_logic.dart

@@ -810,6 +810,8 @@ class PlayerLogic extends ChangeNotifier {
         isScrollControlled: true,
         backgroundColor: Colors.transparent,
         showDragHandle: false,
+        isDismissible: false,
+        enableDrag: false,
         builder: (_) => DramaCommentsSheet(drama: drama),
       );
     } finally {