From Official Factorio Wiki
DO NOT EDIT THIS TEMPLATE TO POINT TO A NONEXISTANT FILE. DO NOT MOVE ONE OF THE FILES THIS TEMPLATE POINTS TO WITHOUT LEAVING A REDIRECT!
Doing such a thing WILL break the icon and missalign it within the template!This templates uses a trimmed down version of the Icon template included directly in the template to reduce processing (and thus also loading) times. This means that there is no placeholder icon for when a file this template points to doesn't exist, so the aligning breaks. List of all templates