Update ar.m3u

Add ElSelloTVMadariaga.ar

streams/ar.m3u

@@ -221,6 +221,8 @@ https://stmv1.cnarlatam.com/elhistonauta/elhistonauta/playlist.m3u8
 https://octubre-live.cdn.vustreams.com/live/channel09/live.isml/live.m3u8
 #EXTINF:-1 tvg-id="ElPalomar.ar" status="online",El Palomar
 http://video.streamtvradio.com:8081/uv038/uv038/playlist.m3u8
+#EXTINF:-1 tvg-id="ElSelloTVMadariaga.ar" status="online",El SelloTV Madariaga
+https://5f700d5b2c46f.streamlock.net:443/elsellotv/elsellotv/playlist.m3u8
 #EXTINF:-1 tvg-id="ElTrece.ar" status="online",El Trece (1080p)
 https://live-01-02-eltrece.vodgc.net/eltrecetv/index.m3u8
 #EXTINF:-1 tvg-id="ElTresTV.ar" status="error",El Tres TV