[Bot] Update /streams

Committed by [iptv-bot](https://github.com/apps/iptv-bot) via [update](https://github.com/iptv-org/iptv/actions/runs/12324950489) workflow.

closes #18061

streams/cn.m3u

@@ -1517,3 +1517,5 @@ http://yslk.chinashadt.com:1635/live/stream:di1.stream/playlist.m3u8
 http://yslk.chinashadt.com:1635/live/stream:di2.stream/playlist.m3u8
 #EXTINF:-1 tvg-id="",龙岩综合 (540p)
 http://stream.lytv.net.cn/2/sd/live.m3u8
+#EXTINF:-1 tvg-id="ShanghaiEducationTelevisionStation.cn",Shanghai Education Television Station
+http://223.166.234.114:7777/tsfile/live/1033_1.m3u8