feat: 初步自动连播功能；分享新增其它app打开

lib/plugin/pl_player/models/play_repeat.dart

@@ -3,6 +3,7 @@ enum PlayRepeat {
   listOrder,
   singleCycle,
   listCycle,
+  autoPlayRelated,
 }
 
 extension PlayRepeatExtension on PlayRepeat {
@@ -11,6 +12,7 @@ extension PlayRepeatExtension on PlayRepeat {
     '顺序播放',
     '单个循环',
     '列表循环',
+    '自动连播',
   ];
   String get description => _descList[index];
 
@@ -19,6 +21,7 @@ extension PlayRepeatExtension on PlayRepeat {
     2,
     3,
     4,
+    5,
   ];
   double get value => _valueList[index];
   double get defaultValue => _valueList[1];