remove socks5engine (unmaintained since 2019, website down) (#3680)

- WARNING:awesome_lint.py: SOCKS5Engine: last updated -1415 days, 1:27:39.296041 ago, older than 365 days
- ref. https://github.com/awesome-selfhosted/awesome-selfhosted/issues/3558

README.md

@@ -260,6 +260,7 @@ _Related: [Polls and Events](#polls-and-events)_
 - [Cal.com](https://cal.com/) - The open-source online appointment scheduling system. ([Demo](https://app.cal.com/bailey), [Source Code](https://github.com/calcom/cal.com)) `MIT` `Nodejs`
 - [Easy!Appointments](https://easyappointments.org/) - A highly customizable web application that allows your customers to book appointments with you via the web. ([Demo](https://easyappointments.org/demo/), [Source Code](https://github.com/alextselegidis/easyappointments)) `GPL-3.0` `PHP`
 - [QloApps](https://qloapps.com/) - An open-source, customizable and intuitive web-based hotel reservation system and a booking engine. ([Demo](https://demo.qloapps.com/), [Source Code](https://github.com/webkul/hotelcommerce)) `OSL-3.0` `PHP`
+- [Seatsurfing](https://seatsurfing.app/) - Webbased app to book seats, desks and rooms for offices. ([Demo](https://seatsurfing.app/get-started/), [Source Code](https://github.com/seatsurfing/backend)) `GPL-3.0` `Docker`
 
 
 ### Bookmarks and Link Sharing
@@ -1376,6 +1377,7 @@ Software that does not fit in another section.
 
 _See also: [awesome-sysadmin/IT Asset Management](https://github.com/awesome-foss/awesome-sysadmin#it-asset-management)_
 
+- [Actual](https://actualbudget.github.io/docs/) - Actual is a local-first personal finance tool based on zero-sum budgeting. It support synchronization across devices, custom rules, manual transaction importing (from QIF, OFX, and QFX files), and optional automatic synchronization with many banks. ([Source Code](https://github.com/actualbudget/actual-server)) `MIT` `Nodejs`
 - [Akaunting](https://akaunting.com/) - Akaunting is a free, online and open source accounting software designed for small businesses and freelancers. ([Source Code](https://github.com/akaunting/akaunting)) `GPL-3.0` `PHP`
 - [BitcartCC](https://bitcartcc.com) - A self-hosted cryptocurrencies payment processor and development platform. ([Demo](https://admin.bitcartcc.com), [Source Code](https://github.com/bitcartcc)) `MIT` `Docker/Python/Nodejs`
 - [BTCPay Server](https://btcpayserver.org/) - A self-hosted Bitcoin and other cryptocurrencies payment processor. ([Demo](https://mainnet.demo.btcpayserver.org/), [Source Code](https://github.com/btcpayserver/)) `MIT` `C#`
@@ -1652,7 +1654,6 @@ A [proxy](https://en.wikipedia.org/wiki/Proxy_server) is a server application th
 - [Redbird](https://github.com/OptimalBits/redbird) - A modern reverse proxy for node that includes cluster, HTTP2, LetsEncrypt, and Docker support. `BSD-2-Clause` `Javascript`
 - [sish](https://github.com/antoniomika/sish) - Open source serveo/ngrok alternative providing HTTP(S)/WS(S)/TCP tunnels to localhost using only SSH. `MIT` `Go`
 - [socks5-proxy-server](https://github.com/nskondratev/socks5-proxy-server) - SOCKS5 proxy server with built-in authentication and Telegram-bot for user management and user statistics on data spent (handy when you pay per GB of data). It is dockerised and simple to install. `Apache-2.0` `Nodejs`
-- [SOCKS5Engine](https://github.com/VeeSecurity/SOCKS5Engine) - Lightweight & resource-efficient SOCKS5 proxy server, optimized for high-load. `AGPL-3.0` `Go`
 - [Squid](http://www.squid-cache.org/) - Caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. It reduces bandwidth and improves response times by caching and reusing frequently-requested web pages. ([Source Code](https://code.launchpad.net/squid)) `GPL-2.0` `C`
 - [SWAG (Secure Web Application Gateway)](https://github.com/linuxserver/docker-swag) - Nginx webserver and reverse proxy with PHP support, built-in Certbot (Let's Encrypt) client and fail2ban integration. `GPL-3.0` `Docker`
 - [Tinyproxy](https://tinyproxy.github.io/) - Light-weight HTTP/HTTPS proxy daemon. ([Source Code](https://github.com/tinyproxy/tinyproxy)) `GPL-2.0` `C`