Update sk.m3u

Removed 3 dead links

channels/sk.m3u

@@ -23,12 +23,6 @@ http://lb.streaming.sk/tvnasa/stream/playlist.m3u8
 http://86.110.233.68:1935/lifetv/lifetv.stream_360p/playlist.m3u8
 #EXTINF:-1 tvg-id="" tvg-name="" tvg-logo="https://i.imgur.com/zaemQoz.png" group-title="",LocAll
 http://tv.geniusnet.sk:8081/localltv/pl.m3u8
-#EXTINF:-1 tvg-id="" tvg-name="" tvg-logo="https://i.imgur.com/UGndszU.jpg" group-title="",Markiza
-http://213.151.233.20:8000/dna-5106-tv-pc/hls/4001v102.m3u8
-#EXTINF:-1 tvg-id="" tvg-name="" tvg-logo="https://i.imgur.com/nbBdVPs.jpg" group-title="Sport",Orange Sport
-http://213.151.233.20:8000/dna-6428-tv-pc/hls/4001v102.m3u8
-#EXTINF:-1 tvg-id="" tvg-name="" tvg-logo="" group-title="Sport",Orange Sport
-http://2ng.ru/31y
 #EXTINF:-1 tvg-id="" tvg-name="" tvg-logo="https://tvoravia.sk/wp-content/uploads/thegem-logos/logo_798fb82d7e99c59716e3c6233e898800_1x.png" group-title="",Oravia
 http://ottst05.flexitv.sk/822-tv-pc.m3u8
 #EXTINF:-1 tvg-id="" tvg-name="" tvg-logo="https://i.imgur.com/1hKwMpt.png" group-title="",Plus