Before this commit the documentation had quite some samples with 'customer', '=', True. Since in V13 this field on the res.partner model no longer exists we've removed it. closes odoo/odoo#48453 X-original-commit: 2215d803aa35cdd13ab7f989c807bc7f575aaa8e Signed-off-by: Victor Feyens (vfe) <vfe@odoo.com>