Update jp.m3u

Added link from https://github.com/iptv-org/iptv/issues/1388#issuecomment-803452169

channels/jp.m3u

@@ -75,3 +75,5 @@ http://203.162.235.41:16908
 http://redlabmcdn.s.llnwi.net/jp01/ryowa6/index.m3u8
 #EXTINF:-1 tvg-id="WeatherNews.jp" tvg-name="Weather News" tvg-country="JP" tvg-language="Japanese" tvg-logo="https://dbbovgtu2bg0x.cloudfront.net/uploads/program/main_image/749853303/app_app_wether_news.png" group-title="Weather",Weather News
 https://movie.mcas.jp/mcas/smil:wn1.smil/master.m3u8
+#EXTINF:-1 tvg-id="AnimaxJapan.jp" tvg-name="Animax Japan" tvg-country="JP" tvg-language="Japanese;English" tvg-logo="" group-title="",Animax Japan (English Subs)
+http://202.57.43.60:8443/live/5748aabe4c9d661afbd7f4068248f664/125.m3u8