Refactor OpenstackTelemetry App for better readability

Change-Id: I93353de31fb9671d8670ee44fc248fe7f36ac12b
diff --git a/apps/openstacktelemetry/app/BUCK b/apps/openstacktelemetry/app/BUCK
index 39561d6..97bc0f9 100644
--- a/apps/openstacktelemetry/app/BUCK
+++ b/apps/openstacktelemetry/app/BUCK
@@ -10,6 +10,7 @@
     '//lib:jersey-client',
     '//cli:onos-cli',
     '//lib:org.apache.karaf.shell.console',
+    '//apps/openstacknetworking/api:onos-apps-openstacknetworking-api',
     '//apps/openstacktelemetry/api:onos-apps-openstacktelemetry-api',
     '//lib:kafka-clients',
     '//lib:influxdb-java',