LSP-OmniSharp's underlying language server has been upgraded to v1.39.12.

See: https://github.com/OmniSharp/omnisharp-roslyn/releases/tag/v1.39.12

This enables support for .NET 6.

If you encounter any problems, you may want to open a new Github issue
at https://github.com/sublimelsp/LSP-OmniSharp/issues.
