refactor(api-docs): remove admin sidebar nav item

API docs is now accessible exclusively through the help-center panel.
Remove the sidebar.admin_nav_item slot from the api-docs module
manifest — no longer needed in the admin-automation group.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

modules/api-docs/module.php

@@ -22,16 +22,6 @@ return [
     ],
 
     'ui_slots' => [
-        'sidebar.admin_nav_item' => [
-            [
-                'key' => 'api-docs',
-                'group' => 'admin-automation',
-                'label' => 'API docs',
-                'path' => 'admin/api-docs',
-                'permission' => 'api_docs.view',
-                'order' => 300,
-            ],
-        ],
     ],
 
     'authorization_policies' => [