message: docs: Use :ref: instead of :doc: for electron
diff: @@ -37,7 +37,7 @@ And now ``renderer process``, which uses the Browser SDK:
  });
  This configuration will also take care of unhandled Promise rejections, which can be handled in various ways. By default, Electron uses standard JS API.
  -To learn more about handling promises, refer to :doc:`Promises <raven-js-promises>` documentation.
  +To learn more about handling promises, refer to :ref:`raven-js-promises` documentation.
  Sending environment information
  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  