Move SDC to Ubunto1804 nodes

Change-Id: Icd22b2bb30f51b81e79f3ac8d002a283bbb3b1e7
Issue-ID: SDC-2857
Signed-off-by: Ofir Sonsino <os0695@intl.att.com>
diff --git a/jjb/sdc/sdc-sdc-workflow-designer.yaml b/jjb/sdc/sdc-sdc-workflow-designer.yaml
index b2d42b9..9bc31df 100644
--- a/jjb/sdc/sdc-sdc-workflow-designer.yaml
+++ b/jjb/sdc/sdc-sdc-workflow-designer.yaml
@@ -16,7 +16,7 @@
           build-node: centos7-builder-4c-4g
           maven-versions-plugin: true
       - gerrit-maven-docker-stage:
-          build-node: ubuntu1604-docker-8c-8g
+          build-node: ubuntu1804-docker-8c-8g
           maven-versions-plugin: true
           mvn-params: '-P docker -Dmaven.test.skip=true'
           container-public-registry: 'nexus3.onap.org:10001'
@@ -35,7 +35,7 @@
     archive-artifacts: ''
     docker-pom: 'pom.xml'
     mvn-profile: docker
-    build-node: ubuntu1604-builder-4c-4g
+    build-node: ubuntu1804-builder-4c-4g
     maven-version: 'mvn35'
 
 #- project:
@@ -66,7 +66,7 @@
     sonarcloud-project-key: '{sonarcloud_project_organization}_{project-name}'
     sonar-mvn-goal: "org.sonarsource.scanner.maven:sonar-maven-plugin:3.6.0.1398:sonar"
     cron: '@daily'
-    build-node: ubuntu1604-builder-4c-4g
+    build-node: ubuntu1804-builder-4c-4g
     project: 'sdc/sdc-workflow-designer'
     project-name: 'sdc-sdc-workflow-designer'
     branch: 'master'
@@ -82,7 +82,7 @@
     nexus-iq-namespace: 'onap-'
     project: sdc/sdc-workflow-designer
     project-name: 'sdc-sdc-workflow-designer'
-    build-node: ubuntu1604-builder-4c-4g
+    build-node: ubuntu1804-builder-4c-4g
     branch: 'master'
     mvn-settings: 'sdc-sdc-workflow-designer-settings'