packages: network: replace youtube-dl/streamlink with yt-dlp

- https://github.com/yt-dlp/yt-dlp
- third-party download
- fix missing directory creation
- formatting
- remove unused examples/cleanup commands

config/package-lists/network.list.chroot

@@ -108,11 +108,9 @@ transmission-cli
 #Alt: btfs
 
 #Section: Media download
-#Description: youtube-dl
-youtube-dl
-streamlink
-#Alt: get-flash-videos
-#Alt: gnome-twitch
+##Description: youtube-dl
+#Alt: youtube-dl
+#Alt: streamlink
 #Alt: minitube
 #Alt: smtube