exclude ubuntu-4 slave until INFRA-13063 is fixed
exclude ubuntu-4 slave until INFRA-13063 is fixed

git-svn-id: 6eed74fe9a15c8da84b9a8d7f2960c0406113ece@1773276 13f79535-47bb-0310-9956-ffa450edef68

ist-dresden/sling,JEBailey/sling,JEBailey/sling,mikibrv/sling,awadheshv/sling,anchela/sling,trekawek/sling,mikibrv/sling,ieb/sling,vladbailescu/sling,ist-dresden/sling,mikibrv/sling,trekawek/sling,trekawek/sling,ieb/sling,anchela/sling,awadheshv/sling,roele/sling,JEBailey/sling,labertasch/sling,ieb/sling,ist-dresden/sling,headwirecom/sling,labertasch/sling,headwirecom/sling,mcdan/sling,awadheshv/sling,roele/sling,mcdan/sling,JEBailey/sling,cleliameneghin/sling,awadheshv/sling,ieb/sling,awadheshv/sling,vladbailescu/sling,headwirecom/sling,headwirecom/sling,cleliameneghin/sling,mcdan/sling,ist-dresden/sling,anchela/sling,tmaret/sling,trekawek/sling,roele/sling,ieb/sling,tmaret/sling,vladbailescu/sling,anchela/sling,tmaret/sling,trekawek/sling,mikibrv/sling,anchela/sling,mcdan/sling,roele/sling,awadheshv/sling,cleliameneghin/sling,trekawek/sling,mikibrv/sling,mcdan/sling,ieb/sling,vladbailescu/sling,tmaret/sling,mcdan/sling,headwirecom/sling,vladbailescu/sling,tmaret/sling,mikibrv/sling,roele/sling,JEBailey/sling,cleliameneghin/sling,ist-dresden/sling,labertasch/sling,labertasch/sling,labertasch/sling,cleliameneghin/sling