Publish this extension on open-vsx.org

[gutjuri]

open-vsx.org is a registry for vs-code compatible extensions. If this extension were to be published there, users of VSCodium could install it without much hassle.

Currently, if one wants to install this extension in VSCodium, one needs to do extensive online research and dig deep into configuration files. If you'd publish brittany-vs-extension on open-vsx.org, it'd work out of the box.

A tutorial on how to publish an extension on open-vsx can be found here: https://github.com/eclipse/openvsx/wiki/Publishing-Extensions