Remove closed streams.

Closes iptv-org/iptv#17479.

streams/us.m3u

@@ -557,16 +557,6 @@ https://sydandmacky.vju.tv/sydandmacky/main.m3u8?test=1
 https://mtchls.wns.live/hls/stream.m3u8
 #EXTINF:-1 tvg-id="NagoTV.us",Nago TV (240p)
 https://lakay.online/public/nagotv/index.fmp4.m3u8
-#EXTINF:-1 tvg-id="NASATV.us",NASA TV (720p)
-http://iphone-streaming.ustream.tv/uhls/6540154/streams/live/iphone/playlist.m3u8
-#EXTINF:-1 tvg-id="NASATVISSViews.us",NASA TV ISS Views (480p) [Not 24/7]
-http://iphone-streaming.ustream.tv/uhls/9408562/streams/live/iphone/playlist.m3u8
-#EXTINF:-1 tvg-id="NASATVMedia.us",NASA TV Media (720p)
-https://ntv2.akamaized.net/hls/live/2013923/NASA-NTV2-HLS/master.m3u8
-#EXTINF:-1 tvg-id="NASATVPublic.us",NASA TV Public (720p)
-https://ntv1.akamaized.net/hls/live/2014075/NASA-NTV1-HLS/master.m3u8
-#EXTINF:-1 tvg-id="NASATVUHD.us",NASA TV UHD (2160p)
-https://endpnt.com/hls/nasa4k60/playlist.m3u8
 #EXTINF:-1 tvg-id="NashuaETV.us",Nashua ETV Channel 22 Nashua NH
 https://livestream.telvue.com/nashuanh2/f7b44cfafd5c52223d5498196c8a2e7b.sdp/playlist.m3u8
 #EXTINF:-1 tvg-id="GovernmentTV16.us",Nashua GTV Channel 16 Nashua NH