message: Ignore deprecated initialization warning for InitializeParams
  Summary: There is no default impl for InitializeParams, so just ignore the warning on this one field. Submitted an upstream patch to fix this lsp-types.
diff: @@ -227,6 +227,7 @@ impl TestServer {
  let init = InitializeParams {
  process_id: None,
  + #[allow(deprecated)]
  root_path: None,
  root_uri: None,
  initialization_options: None,
  