Jenkins DSL: Additionally disable node H12 for OpenJDK builds

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1781824 13f79535-47bb-0310-9956-ffa450edef68

jenkins/create_jobs.groovy

@@ -22,7 +22,7 @@ def poijobs = [
     ],
     [ name: 'POI-DSL-OpenJDK', jdk: 'OpenJDK', trigger: 'H */12 * * *',
         // H13-H20 (Ubuntu 16.04) do not have OpenJDK 6 installed, see https://issues.apache.org/jira/browse/INFRA-12880
-        slaveAdd: '&&!H13&&!H14&&!H15&&!H16&&!H17&&!H18&&!H19&&!H20&&!ubuntu-eu2',
+        slaveAdd: '&&!H12&&!H13&&!H14&&!H15&&!H16&&!H17&&!H18&&!H19&&!H20&&!ubuntu-eu2',
         // the JDK is missing on some slaves so builds are unstable
         skipcigame: true
     ],