fix(flutter): 缩小播放暂停按钮

lib/pages/player/widgets/player_center_toggle.dart

@@ -4,8 +4,8 @@ import 'package:flutter/material.dart';
 
 import '../../../core/theme/app_colors.dart';
 
-const double _toggleSize = 84;
-const double _iconSize = 48;
+const double _toggleSize = 68;
+const double _iconSize = 36;
 const Color _toggleBackground = Colors.black26;
 const List<Shadow> _iconShadows = [
   Shadow(color: Colors.black54, blurRadius: 12),