Add hemmelig to Pastebins (#4079)

Co-authored-by: nodiscc <nodiscc@gmail.com>

README.md

@@ -1528,6 +1528,7 @@ A [pastebin](https://en.wikipedia.org/wiki/Pastebin) is a type of online content
 - [filite](https://github.com/raftario/filite) - A simple, light and standalone pastebin, URL shortener and file-sharing service. `MIT` `Rust`
 - [FlashPaper](https://github.com/AndrewPaglusch/FlashPaper) - A one-time encrypted zero-knowledge password/secret sharing application focused on simplicity and security. No database or complicated set-up required. ([Demo](https://flashpaper.io)) `MIT` `PHP`
 - [Hasty Paste](https://enchantedcode.co.uk/hasty-paste/) - A place to quickly paste some text and share it. Mostly used for sharing debug logs and such to help developers provide tech support. The project aims to be both fast and minimal. ([Source Code](https://github.com/enchant97/hasty-paste)) `AGPL-3.0` `Docker/Python`
+- [Hemmelig](https://hemmelig.app) - Share encrypted secrets cross organizations, or as private persons. ([Source Code](https://github.com/HemmeligOrg/Hemmelig.app)) `MIT` `Docker`
 - [Lenpaste](https://git.lcomrade.su/root/lenpaste) - Web service that allows you to share notes anonymously. ([Demo](https://paste.lcomrade.su/)) `AGPL-3.0` `Docker/Go`
 - [LogPaste](https://github.com/mtlynch/logpaste) - Minimal pastebin web app that's easy to self-host and persists data to any S3-compatible backend. ([Demo](https://logpaste.com/)) `MIT` `Go`
 - [MicroBin](https://github.com/szabodanika/microbin) - Simple, performant, configurable, entirely self-contained pastebin and URL shortener. `BSD-3-Clause` `Rust`