I guess that's the template text for releases and they forgot to remove it.

The #123 is a link. Click that for the ticket with more information.

Though looking at it, the actual description is no longer than "changed an X thing".

They linked to a GitHub issue explaining a feature request [1]:

> We should use the icon of exe as window's icon, and we also need to add a default icon for atom-shell on Windows.

[1] https://github.com/electron/electron/issues/123