Implement RBAC migration and role management enhancements

- Added AJAX functionality to fetch role permissions for copying.
- Introduced system role management with permission checks for updates.
- Implemented role deletion with confirmation modal and backend handling.
- Enhanced user role assignment migration scripts to transition from legacy profiles to RBAC.
- Created SQL migration scripts for user roles and permissions mapping.
- Updated user interface to support new role management features including copy permissions and system role indicators.

api/v2/get/marketing_files.php

@@ -14,9 +14,6 @@ if (empty($partner->soldto) || $partner->soldto == ''){$soldto_search = '%';} el
 //default whereclause
 $whereclause = '';
 
-// For testing, disable account hierarchy filtering
-// list($whereclause,$condition) = getWhereclauselvl2("",$permission,$partner,'get');
-
 //NEW ARRAY
 $criterias = [];   
 $clause = '';