ERP5: fix neo log rotation
neo logs to sqlite databases, not to "append only" files, so we need extra care when rotation and cannot use the new "copytruncate" approach. needs nexedi/erp5!1786 See merge request nexedi/slapos!1395
neo logs to sqlite databases, not to "append only" files, so we need extra care when rotation and cannot use the new "copytruncate" approach. needs nexedi/erp5!1786 See merge request nexedi/slapos!1395