message: docs: Fix syntax highlighting.
diff: @@ -143,7 +143,7 @@ The Community Solid Server can be started in multithreaded mode with any config.
  that are threadsafe though. If a non-threadsafe component is used in multithreaded mode, the server will describe with
  an error which class is the culprit.
  -```node
  +```shell
  # Running multithreaded with autoscaling to number of logical cores minus 1
  npm start -- -c config/file.json -w -1
  ```
  