Checkmk Werk 11662: Remove duplicated delete button in visuals

ID: 11662 Title: Remove duplicated delete button in visuals Component: Multisite Level: 1 Class: Bug fix Version: 2.0.0i2 In some visuals, e.g. the topics page, two delete buttons were shown as shortcuts and in the page menu. One for deleting own customized entries and one for entries owned by other users. This was now changed into one button for both actions.