Fix admin_tenant in SO json config

Replace "services" with "service"

Change-Id: Iabd261c4a01fac43cd4c28c79b2410d5de64f578
Issue-ID: OOM-478
Signed-off-by: Marco Platania <platania@research.att.com>
diff --git a/kubernetes/config/onap-parameters-sample.yaml b/kubernetes/config/onap-parameters-sample.yaml
index 081bc9d..51d5138 100644
--- a/kubernetes/config/onap-parameters-sample.yaml
+++ b/kubernetes/config/onap-parameters-sample.yaml
@@ -10,6 +10,6 @@
 OPENSTACK_REGION: "RegionOne"
 OPENSTACK_KEYSTONE_URL: "http://1.2.3.4:5000"
 OPENSTACK_FLAVOUR_MEDIUM: "m1.medium"
-OPENSTACK_SERVICE_TENANT_NAME: "services"
+OPENSTACK_SERVICE_TENANT_NAME: "service"
 DMAAP_TOPIC: "AUTO"
 DEMO_ARTIFACTS_VERSION: "1.1.0-SNAPSHOT"