Update Portal verify jobs to Ubuntu 1804

Issue-ID: PORTAL-868
Change-Id: I8b38c52f4ae2fba4b4066bc23c0735259c092532
Signed-off-by: statta <statta@research.att.com>
diff --git a/jjb/portal-sdk/portal-sdk.yaml b/jjb/portal-sdk/portal-sdk.yaml
index 43b56a9..d6e1da8 100644
--- a/jjb/portal-sdk/portal-sdk.yaml
+++ b/jjb/portal-sdk/portal-sdk.yaml
@@ -29,7 +29,7 @@
     mvn-settings: 'portal-sdk-settings'
     files: '**'
     archive-artifacts: ''
-    build-node: ubuntu1604-builder-4c-4g
+    build-node: ubuntu1804-builder-4c-4g
 
 - project:
     name: portal-sdk-sonar
@@ -41,7 +41,7 @@
     sonarcloud-project-key: '{sonarcloud_project_organization}_{project-name}'
     sonar-mvn-goal: '{sonar_mvn_goal}'
     cron: '@daily'
-    build-node: ubuntu1604-builder-4c-4g
+    build-node: ubuntu1804-builder-4c-4g
     project: 'portal/sdk'
     project-name: 'portal-sdk'
     branch: 'master'
@@ -56,7 +56,7 @@
       - gerrit-maven-clm:
           mvn-params: '-f ecomp-sdk/pom.xml'
     nexus-iq-namespace: 'onap-'
-    build-node: ubuntu1604-builder-4c-4g
+    build-node: ubuntu1804-builder-4c-4g
     project: portal/sdk
     project-name: 'portal-sdk'
     branch: 'master'
diff --git a/jjb/portal/portal-docker.yaml b/jjb/portal/portal-docker.yaml
index a45188d..6f896ad 100644
--- a/jjb/portal/portal-docker.yaml
+++ b/jjb/portal/portal-docker.yaml
@@ -20,7 +20,7 @@
     mvn-settings: 'portal-settings'
     files: '**'
     archive-artifacts: ''
-    build-node: ubuntu1604-docker-8c-8g
+    build-node: ubuntu1804-docker-8c-8g
     extra-project: 'portal/sdk'
     extra-branch: '{branch}'
     extra-refspec: 'refs/heads/{branch}'
diff --git a/jjb/portal/portal.yaml b/jjb/portal/portal.yaml
index fa76df1..e50d6cc 100644
--- a/jjb/portal/portal.yaml
+++ b/jjb/portal/portal.yaml
@@ -24,7 +24,7 @@
     mvn-settings: 'portal-settings'
     files: '**'
     archive-artifacts: ''
-    build-node: ubuntu1604-builder-4c-4g
+    build-node: ubuntu1804-builder-4c-4g
     maven-deploy-properties: -Dbuild.number=$BUILD_NUMBER
 
 - project:
@@ -37,7 +37,7 @@
     sonarcloud-project-key: '{sonarcloud_project_organization}_{project-name}'
     sonar-mvn-goal: '{sonar_mvn_goal}'
     cron: '@daily'
-    build-node: ubuntu1604-builder-4c-4g
+    build-node: ubuntu1804-builder-4c-4g
     project: 'portal'
     project-name: 'portal'
     branch: 'master'
@@ -51,7 +51,7 @@
       - 'onap-gerrit-maven-coverity'
     cron: '@daily'
     max-git-repo-age-hours: 48
-    build-node: 'ubuntu1604-builder-4c-4g'
+    build-node: 'ubuntu1804-builder-4c-4g'
     project: 'portal'
     project-name: 'portal'
     branch: 'master'
@@ -88,7 +88,7 @@
     project: portal
     project-name: 'portal'
     branch: 'master'
-    build-node: ubuntu1604-builder-4c-4g
+    build-node: ubuntu1804-builder-4c-4g
     mvn-settings: 'portal-settings'
 
 - project: