Add to https://langserver.org/

[mattwynne]

There's a list here of different language servers, it would be nice to be visible in that list once we're ready.

You can ask to be added by submitting a PR/issue to https://github.com/langserver/langserver.github.io

[aslakhellesoy]

Sumbitted:

• https://github.com/langserver/langserver.github.io/pull/279
• https://github.com/microsoft/language-server-protocol/pull/1451

[aslakhellesoy]

Both are merged now, so closing this.