Fix Ubuntu 18 Typo

Issue-ID: AAF-1102
Signed-off-by: Instrumental <jgonap@stl.gathman.org>
Change-Id: If477e43902c98ec5df71aaafe8d486d710236e9c
diff --git a/jjb/aaf/aaf-authz.yaml b/jjb/aaf/aaf-authz.yaml
index c563c83..341547a 100644
--- a/jjb/aaf/aaf-authz.yaml
+++ b/jjb/aaf/aaf-authz.yaml
@@ -20,7 +20,7 @@
           build-node: centos7-docker-8c-8g
       - gerrit-maven-docker-stage:
           mvn-params: '-Dmaven.test.skip install exec:exec -Pbuild-docker'
-          build-node: ubuntu0804-docker-8c-8g
+          build-node: ubuntu1804-docker-8c-8g
           container-public-registry: 'nexus3.onap.org:10001'
           container-staging-registry: 'nexus3.onap.org:10003'
 # LF said on 2019-08-01 that this was deprecated