pulse: do not resync on suspend

Suspension should not occur during playback. However, it can happen
while the stream is starting. In that case, forgetting the
synchronization informations is more harmful than good.

modules/audio_output/pulse.c

@@ -450,7 +450,7 @@ static void stream_suspended_cb(pa_stream *s, void *userdata)
     audio_output_t *aout = userdata;
 
     msg_Dbg(aout, "suspended");
-    stream_reset_sync(s, aout);
+    (void) s;
 }
 
 static void stream_underflow_cb(pa_stream *s, void *userdata)