This commit loosens 2 things: 1. A batch can now be deleted for all statuses except 'done' 2. Cancelled batches will now remove links to any pickings assigned to it (so they can be more easily reassigned in barcode app) closes odoo/odoo#68898 Task: 2486993 Signed-off-by: Arnold Moyaux <amoyaux@users.noreply.github.com>