Update pk.m3u

Added link from https://github.com/iptv-org/iptv/issues/1973#issuecomment-813013362

channels/pk.m3u

@@ -25,3 +25,5 @@ https://32x2cn7zz29m47vnqt4z-kyz6hw.p5cdn.com/abr_PSLME/zxcv/PSLME/zxcv_360p/pla
 https://32x2cn7zz29m47vnqt4z-kyz6hw.p5cdn.com/abr_PSLME/zxcv/PSLME/zxcv_720p/playlist.m3u8
 #EXTINF:-1 tvg-id="ZindagiTV.pk" tvg-name="Zindagi TV" tvg-country="PK" tvg-language="Urdu" tvg-logo="https://i.imgur.com/RtHeRwp.png" group-title="",Zindagi TV (576p)
 https://5ad386ff92705.streamlock.net/live_transcoder/ngrp:zindagitv.stream_all/chunklist.m3u8
+#EXTINF:-1 tvg-id="GeoNews.pk" tvg-name="Geo News" tvg-country="PK" tvg-language="Urdu" tvg-logo="" group-title="",Geo News (576p)
+https://jk3lz82elw79-hls-live.5centscdn.com/Geo/eae835e83c0494a376229f254f7d3392.sdp/playlist_dvr.m3u8