fix(player): 收敛播放入口缓冲提示

test/player/player_open_detail_test.dart

@@ -59,6 +59,7 @@ void main() {
       final active = logic.session.active;
       final index = logic.session.currentIndex;
       final player = factory.created.first;
+      final createdBeforeDetail = factory.created.length;
       logic
         ..trackedPlayer = player
         ..trackedEpisode = drama.episodes.first
@@ -106,6 +107,7 @@ void main() {
       expect(logic.session.active, same(active));
       expect(logic.session.currentIndex, index);
       expect(logic.session.userWantsPlay, isTrue);
+      expect(factory.created, hasLength(createdBeforeDetail));
       expect(
         player.controller.value.position,
         const Duration(minutes: 1, seconds: 22),
@@ -125,6 +127,7 @@ void main() {
       expect(logic.session.active, same(active));
       expect(logic.session.currentIndex, index);
       expect(logic.session.userWantsPlay, isTrue);
+      expect(factory.created, hasLength(createdBeforeDetail));
       expect(
         player.controller.value.position,
         const Duration(minutes: 1, seconds: 22),