Add missing otherimages-url tag

The links in the "other images" section were broken as a result.

Reported-in: <AM6PR02MB41974BEFA87424951C681603F0C90@AM6PR02MB4197.eurprd02.prod.outlook.com>
Reported-by: Arūnas Jucys <arunas.j@avitela.lt>
Fixes: commit ce055afb