player: fixed missing source after track replace (#177)

Author: wladbelsky

wavelink/websocket.py

@@ -156,7 +156,7 @@ async def process_data(self, data: Dict[str, Any]) -> None:
             event, payload = await self._get_event_payload(data['type'], data)
             logger.debug(f'op: event:: {data}')
 
-            if event == 'track_end':
+            if event == 'track_end' and payload.get('reason') != 'REPLACED':
                 player._source = None
 
             self.dispatch(event, player, **payload)