ISTWCMS-4499 Remove 'Slack options' from Site information menu

uw_cfg_common.links.menu.yml

@@ -340,12 +340,6 @@ uw_site_management.menus:
   route_name: entity.menu.collection
   weight: 15
 
-uw_site_management.slack_options:
-  title: 'Slack options'
-  menu_name: uw-menu-site-management
-  url: internal:/node/add
-  weight: 60
-
 uw_site_management.slack_mattermost_options:
   title: 'Slack/Mattermost options'
   menu_name: uw-menu-site-management