Update at.m3u

- updated channel names
- updated channel description

channels/at.m3u

@@ -1,9 +1,9 @@
 #EXTM3U
 #EXTINF:-1 tvg-id="" tvg-name="" tvg-country="AT" tvg-language="German" tvg-logo="https://i.imgur.com/SK9IQ1Z.png" group-title="",Dorf TV
 https://stream.openplayout.org/hls/dorf.m3u8
-#EXTINF:-1 tvg-id="" tvg-name="" tvg-country="AT" tvg-language="German" tvg-logo="https://i.imgur.com/HSRpYUl.jpg" group-title="",FS1 Salzburg
+#EXTINF:-1 tvg-id="" tvg-name="" tvg-country="AT" tvg-language="German" tvg-logo="https://i.imgur.com/HSRpYUl.jpg" group-title="",FS1 (Salzburg)
 https://stream.fs1.tv/hls/webstream.m3u8
-#EXTINF:-1 tvg-id="" tvg-name="" tvg-country="AT" tvg-language="German" tvg-logo="https://i.imgur.com/UxISEZf.png" group-title="",Go TV (576p)
+#EXTINF:-1 tvg-id="" tvg-name="" tvg-country="EUR" tvg-language="German" tvg-logo="https://i.imgur.com/UxISEZf.png" group-title="",GoTV (576p)
 https://nstream17.gotv.at:1443/live/_definst_/gotvlive_576p/playlist.m3u8
 #EXTINF:-1 tvg-id="" tvg-name="" tvg-country="AT" tvg-language="German" tvg-logo="https://i.imgur.com/pb4Iqno.png" group-title="",Hitradio Ö3 (360p)
 http://185.85.28.19/oe3sd/orf.sdp/master.m3u8