Update vfc to ubuntu 1804

Change-Id: I7cfec6494490603123e0daaa1551f06408ef4225
Issue-ID: VFC-1653
Signed-off-by: yangyan <yangyanyj@chinamobile.com>
diff --git a/jjb/vfc/vfc-nfvo-driver-ems-java.yaml b/jjb/vfc/vfc-nfvo-driver-ems-java.yaml
index b79fdcc..85e9d68 100644
--- a/jjb/vfc/vfc-nfvo-driver-ems-java.yaml
+++ b/jjb/vfc/vfc-nfvo-driver-ems-java.yaml
@@ -24,12 +24,12 @@
           mvn-goals: 'install'
           script:
             !include-raw-escape: 'build-driver-ems-docker-image.sh'
-          build-node: ubuntu1604-docker-8c-8g
+          build-node: ubuntu1804-docker-8c-8g
       - '{project-name}-gerrit-release-jobs':
           build-node: centos7-docker-8c-8g
     files: '**'
     archive-artifacts: ''
-    build-node: ubuntu1604-builder-4c-4g
+    build-node: ubuntu1804-builder-4c-4g
 
 - project:
     name: vfc-nfvo-driver-ems-sonar
@@ -41,7 +41,7 @@
     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: 'vfc/nfvo/driver/ems'
     project-name: 'vfc-nfvo-driver-ems'
     branch: 'master'
@@ -56,7 +56,7 @@
     nexus-iq-namespace: 'onap-'
     project: vfc/nfvo/driver/ems
     project-name: 'vfc-nfvo-driver-ems'
-    build-node: ubuntu1604-builder-4c-4g
+    build-node: ubuntu1804-builder-4c-4g
     branch: 'master'
     mvn-settings: 'vfc-nfvo-driver-ems-settings'