jsonRpcTests.ReactorTests.test is broken

And I'm tired of its in-gerrit errors
http://jenkins.ovirt.org/job/vdsm_unit_tests_gerrit_el/1355/console

Change-Id: I8cdfc3edb4fd3f795ddd39e0581cffbcd549a383
Signed-off-by: Dan Kenigsberg <danken@redhat.com>
Reviewed-on: http://gerrit.ovirt.org/14604