Fixed mock-cord-pod target and moved containers target to local_containers

Change-Id: I979572551bce8faf9fc91e1629e0e4ea9eb41c99
diff --git a/frontend/Makefile b/frontend/Makefile
index 14c0dec..c1d46a6 100644
--- a/frontend/Makefile
+++ b/frontend/Makefile
@@ -54,7 +54,7 @@
 	@echo "[FRONTENDCONFIG]"
 	$(RUN_TOSCA) sample.yaml
 
-containers: prereqs download_xos
+local_containers: prereqs download_xos
 	make -f ../common/Makefile.containers xos_devel synchronizer onboarding_synchronizer
 
 rebuild: