remove dead socksbin demo link

README.md

@@ -1211,7 +1211,7 @@ _See also [Wikis](#wikis)_
 - [SharpPaste](https://github.com/phonicmouse/SharpPaste) - Cross-platform C# pastebin with client-side AES-256 encryption that just works. `MIT` `C#/NancyFX`
 - [Snibox](https://snibox.github.io/) - Code snippets manager with attractive tag-oriented interface. ([Demo](https://snibox-demo.herokuapp.com/), [Source Code](https://github.com/snibox/snibox)) `MIT` `Ruby`
 - [snipt](https://github.com/nicksergeant/snipt) - Long-term memory for coders. Share and store code snippets. `MIT` `Python`
-- [SocksBin](https://github.com/magnumdingusedu/socksbin) - Simple and fast terminal based pastebin, with optional code highlighting. No specific client required, all you need is netcat. [Demo](https://socksbin.magnum.wtf). `GPL-3.0` `Python`
+- [SocksBin](https://github.com/magnumdingusedu/socksbin) - Simple and fast terminal based pastebin, with optional code highlighting. No specific client required, all you need is netcat. `GPL-3.0` `Python`
 - [Stikked](https://github.com/claudehohl/Stikked) - Advanced and beautiful pastebin. ([Demo](https://paste.scratchbook.ch/)) `GPL-3.0` `PHP`
 - [Sup3rS3cretMes5age](https://github.com/algolia/sup3rS3cretMes5age) - Very simple (to deploy and to use) secret message service using Hashicorp Vault as a secrets storage. `MIT` `Go`
 - [Pasty](https://github.com/lus/pasty) - Pasty is a fast and lightweight code pasting server. ([Demo](https://paste.pelkum.dev/)) `MIT` `Go`