Skip tests in docker stage job

Not all our jobs have skipTests - since both a verify job is
run it isn't necessary for the docker build job to run the
JUnit tests in addition to the verify job which will catch
any issues.

Also bumping some projectd to use ubuntu 18.04.

apex sonar jobs should be run in 8c/8g node.

fixing enabled vs disabled for policy/gui

Issue-ID: POLICY-2378
Change-Id: I3a0aad6c2280fa5c2cb56b592c6093814f38deb1
Signed-off-by: Pamela Dragosh <pdragosh@research.att.com>
diff --git a/jjb/policy/policy-engine.yaml b/jjb/policy/policy-engine.yaml
index 0ebc274..1f6eb30 100644
--- a/jjb/policy/policy-engine.yaml
+++ b/jjb/policy/policy-engine.yaml
@@ -15,7 +15,7 @@
       - gerrit-maven-docker-stage:
           build-node: ubuntu1604-docker-8c-8g
           maven-versions-plugin: true
-          mvn-params: '-P docker'
+          mvn-params: '-P docker  -Dmaven.test.skip=true'
           container-public-registry: 'nexus3.onap.org:10001'
           container-staging-registry: 'nexus3.onap.org:10003'
       - '{project-name}-gerrit-release-jobs':