[Bot] Update /streams

Committed by [iptv-bot](https://github.com/apps/iptv-bot) via [update](https://github.com/iptv-org/iptv/actions/runs/11450709968) workflow.

closes #17831

streams/gr.m3u

@@ -152,8 +152,6 @@ http://live.netmaxtv.com:8080/live/live/playlist.m3u8
 https://live.streams.ovh/NGradio/NGradio/playlist.m3u8
 #EXTINF:-1 tvg-id="NG.gr",NG (614p)
 http://live.streams.ovh:1935/NGradio/NGradio/playlist.m3u8
-#EXTINF:-1 tvg-id="Nickelodeon.gr",Nickelodeon (Greece) (720p)
-http://143.244.60.30/NICKELODEON/index.m3u8
 #EXTINF:-1 tvg-id="NotioiTV.gr",Notioi TV (1080p)
 https://srv.streamserver.gr:3451/stream/play.m3u8
 #EXTINF:-1 tvg-id="NRG91.gr",NRG 91 (720p) [Not 24/7]

streams/us.m3u

@@ -1,4 +1,6 @@
 #EXTM3U
+#EXTINF:-1 tvg-id="NickelodeonEast.us",Nickelodeon East (720p)
+http://143.244.60.30/NICKELODEON/index.m3u8
 #EXTINF:-1 tvg-id="30ARidiculousTV.us",30A Ridiculous TV (720p)
 https://30a-tv.com/feeds/720p/63.m3u8
 #EXTINF:-1 tvg-id="247Retro.us",247 Retro TV (432p) [Not 24/7]