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-dcae-d-dt.yaml b/jjb/sdc/sdc-dcae-d-dt.yaml
index 6531c54..41847c3 100644
--- a/jjb/sdc/sdc-dcae-d-dt.yaml
+++ b/jjb/sdc/sdc-dcae-d-dt.yaml
@@ -11,7 +11,7 @@
           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 server,docker -DskipTests=true'
           container-public-registry: 'nexus3.onap.org:10001'
@@ -57,7 +57,7 @@
     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/dcae-d/dt'
     project-name: 'sdc-dcae-d-dt'
     branch: 'master'