[FIX] - hr_attendance_importer: Implemented copy method.
[FIX] - hr_attendance_importer: Implemented copy method.

Implemented copy method to remove code from employee after creating copy to avoid code constraint errors.

ClearCorp/odoo-clearcorp,ClearCorp-dev/odoo-clearcorp,ClearCorp/odoo-clearcorp,sysadminmatmoz/odoo-clearcorp,sysadminmatmoz/odoo-clearcorp,sysadminmatmoz/odoo-clearcorp,ClearCorp/odoo-clearcorp,ClearCorp-dev/odoo-clearcorp,ClearCorp-dev/odoo-clearcorp,ClearCorp/odoo-clearcorp,sysadminmatmoz/odoo-clearcorp,ClearCorp-dev/odoo-clearcorp