jenkins: fix CloudBees doc job (SourceForge upload)

jenkins/cloudbees_doc

@@ -65,10 +65,9 @@ doxygen
 ###########################################
 # Publish
 
-if [ "${PUBLISH}" != "DONT" ]; then
+if [ "${PUBLISH}" != "NO" ]; then
     # Upload explicit dummy to ensure target directory exists
     echo "Created by CloudBees Jenkins upload job. Should be deleted as part of the job." > DUMMY
     rsync -q -e ssh DUMMY epics-jenkins@web.sourceforge.net:/home/project-web/epics-pvdata/htdocs/docbuild/normativeTypesCPP/${PUBLISH}/
-
     rsync -aqP --delete -e ssh documentation epics-jenkins@web.sourceforge.net:/home/project-web/epics-pvdata/htdocs/docbuild/normativeTypesCPP/${PUBLISH}/
 fi