fix(smoke_test): handle ConnectionError situation
Otherwise the CI job hangs up for super long before failing.
Here is an example job https://forge.extranet.logilab.fr/cubicweb/cubicweb/-/jobs/819799
Otherwise the CI job hangs up for super long before failing.
Here is an example job https://forge.extranet.logilab.fr/cubicweb/cubicweb/-/jobs/819799