Publish the theme in Open VSX Registry

[Jefferson Teixeira]

This theme can only be installed on VSCode. In Code-OSS and VSCodium, when searching in the extensions tab, it does not appear. Publishing it on Open VSX Registry, it would be possible to install it on VSCodium and Code-OSS.

[jd]

Thanks @jeffteixeira , this has now been published on open-vsx https://open-vsx.org/extension/jdinhlife/gruvbox

[Jefferson Teixeira]

Thanks @jdinhify :)