fix: preserve plays when skipping tracks

tests/test_music_player.py

@@ -39,6 +39,15 @@ class MusicPlayerQueueTest(unittest.IsolatedAsyncioTestCase):
 
         self.assertEqual(track.plays_left, 0)
 
+    async def test_skip_does_not_decrement_current_track(self):
+        player, _, state = await self._queue_abc(default_plays=2)
+
+        player.skip(GUILD)
+        await player.play_next(GUILD, advance=True, consume_current=False)
+
+        self.assertEqual(state.queue[0].plays_left, 2)
+        self.assertEqual(state.current.id, "b")
+
     async def test_last_play_remains_pointed_to_until_playback_finishes(self):
         player, _ = build_player(default_plays=1)
         track = FakeTrack("a")