[Bot] Update /streams

Committed by [iptv-bot](https://github.com/apps/iptv-bot) via [update](https://github.com/iptv-org/iptv/actions/runs/6593869779) workflow.

closes #14480, closes #14478

streams/gr.m3u

@@ -252,3 +252,5 @@ https://neon.streams.gr:8081/telekriti/index.m3u8
 https://stream.castr.com/651d8d36a57bf232bc830464/live_01fd9e80636111eebd0da35d4eac7f71/index.m3u8
 #EXTINF:-1 tvg-id="ORT.gr",ORT (480p) [Not 24/7]
 https://eu1.vectromdigital.com:1936/ort/ort/playlist.m3u8
+#EXTINF:-1 tvg-id="NSTV.gr",NS TV (720p) [Not 24/7]
+https://til.pp.ua:3262/live/nstv7live.m3u8