Merge "Enable aodh-api health check"

docker/services/aodh-api.yaml

@@ -131,6 +131,8 @@ outputs:
             net: host
             privileged: false
             restart: always
+            healthcheck:
+              test: /openstack/healthcheck
             volumes:
               list_concat:
                 - {get_attr: [ContainersCommon, volumes]}