Change the service name of MSB register annotation

The service name of vfc-workflow and vfc-workflow-engine are both "workflow" in MSB register annotations. Actually they are two different service.

Change-Id: I45bb3a131431bb4893c0dc992cdb008c1045cf84
Issue-ID: OOM-949
Signed-off-by: LiZi <li.zi30@zte.com.cn>
diff --git a/kubernetes/vfc/charts/vfc-workflow-engine/templates/service.yaml b/kubernetes/vfc/charts/vfc-workflow-engine/templates/service.yaml
index 392cb13..4a4ae0e 100644
--- a/kubernetes/vfc/charts/vfc-workflow-engine/templates/service.yaml
+++ b/kubernetes/vfc/charts/vfc-workflow-engine/templates/service.yaml
@@ -25,7 +25,7 @@
   annotations:
     msb.onap.org/service-info: '[
       {
-          "serviceName": "workflow",
+          "serviceName": "workflow-engine",
           "version": "v1",
           "url": "/activiti-rest",
           "protocol": "REST",