Update cz.m3u

channels/cz.m3u

@@ -98,3 +98,5 @@ https://stream-6.mazana.tv/slagr.m3u
 http://ott-cdn.ucom.am/s61/index.m3u8
 #EXTINF:-1 tvg-id="NastoyashcheeVremya.cz" tvg-name="Настоящее Время" tvg-country="RU" tvg-language="Russian" tvg-logo="" group-title="",Настоящее Время (1080p)
 http://rfe-lh.akamaihd.net/i/rfe_tvmc5@383630/master.m3u8
+#EXTINF:-1 tvg-id="" tvg-name="" tvg-country="" tvg-language="" tvg-logo="" group-title="",Retro Music Television
+http://stream.mediawork.cz/retrotv/retrotvHQ1/playlist.m3u8