Move release jobs to docker node

Move release jobs to docker node since these
repos will start using self container releases

Change-Id: If335d12375863b3809e0d1335310a3eaeefea154
Issue-ID: CIMAN-33
Signed-off-by: Jessica Wagantall <jwagantall@linuxfoundation.org>
diff --git a/jjb/multicloud/multicloud-openstack.yaml b/jjb/multicloud/multicloud-openstack.yaml
index f871324..42d2672 100644
--- a/jjb/multicloud/multicloud-openstack.yaml
+++ b/jjb/multicloud/multicloud-openstack.yaml
@@ -66,7 +66,7 @@
           container-public-registry: 'nexus3.onap.org:10001'
           container-staging-registry: 'nexus3.onap.org:10003'
       - '{project-name}-gerrit-release-jobs':
-            build-node: centos7-builder-4c-4g
+          build-node: centos7-docker-8c-8g
     files: '**'
     archive-artifacts: ''
     build-node: 'ubuntu1604-memcached-4c-4g'