Add extension to open-vsx.org

[KastenKlicker]

Could you add your extension to open-vsx.org?
This would allow the open source fork of VS Code, VS Codium, to offer your extension with the default set extension gallery.

Here are some links to get you started, if you aren't familiar with VS Codium:

https://github.com/VSCodium/vscodium/blob/master/DOCS.md#extensions-marketplace

https://github.com/eclipse/openvsx/wiki