Ajust config unittest.
Ajust config unittest.

Reviewed-by: iustinp


apyrgio/snf-ganeti,andir/ganeti,apyrgio/ganeti,andir/ganeti,onponomarev/ganeti,ganeti/ganeti,bitemyapp/ganeti,onponomarev/ganeti,ganeti-github-testing/ganeti-test-1,dimara/ganeti,apyrgio/ganeti,apyrgio/snf-ganeti,bitemyapp/ganeti,grnet/snf-ganeti,ganeti/ganeti,ganeti-github-testing/ganeti-test-1,yiannist/ganeti,dimara/ganeti,leshchevds/ganeti,leshchevds/ganeti,andir/ganeti,mbakke/ganeti,yiannist/ganeti,ganeti/ganeti,yiannist/ganeti,mbakke/ganeti,mbakke/ganeti,grnet/snf-ganeti,leshchevds/ganeti