[Request] Add Cinny

[kfiven]

Package Request

Criteria

For a package to be acceptable in the Extras bucket, it should be:

• [x] a well-known and widely used tool (e.g. if it's a GitHub project, it should have at least 100 stars and 50 forks)
• [x] the latest stable version of the program

Information

Name: cinny

Description: A Matrix client with a focus on a simple, elegant, and secure interface.

Homepage: https://cinny.in

Download link(s): https://github.com/cinnyapp/cinny-desktop/releases

Some indication of popularity/repute: https://github.com/cinnyapp/cinny

[FlawlessCasual17]

Sure, I can do that.