Update gr.m3u

channels/gr.m3u

@@ -261,3 +261,5 @@ http://5db313b643fd8.streamlock.net:1935/ZerounoTV/ZerounoTV/playlist.m3u8
 https://zouglalive-lh.akamaihd.net/i/zouglalive_1@340792/master.m3u8
 #EXTINF:-1 tvg-id="Krete TV GR" tvg-name="Krete TV GR" tvg-country="GR" tvg-language="Modern Greek (1453-)" tvg-logo="https://i.imgur.com/Ldt07Lh.png" group-title="",ΚρήτηTV (720p)
 http://live.cretetv.gr:1935/cretetv/myStream/f1tv.m3u8
+#EXTINF:-1 tvg-id="NSTV.gr" tvg-name="NS TV" tvg-country="GR" tvg-language="" tvg-logo="https://i.imgur.com/tZnziRp.jpg" group-title="",NS TV (720p)
+http://176.9.123.140:1935/nstv1/stream/playlist.m3u8