CORD-2878 use xos-core instead of xos-ui

Change-Id: I9f3c66cf9e43bd1487fe53c5ea6cf591b50ef0a6
diff --git a/roles/cord-helm-charts/templates/values.yaml.j2 b/roles/cord-helm-charts/templates/values.yaml.j2
index 36127e2..9a1221b 100644
--- a/roles/cord-helm-charts/templates/values.yaml.j2
+++ b/roles/cord-helm-charts/templates/values.yaml.j2
@@ -1,6 +1,6 @@
 images:
   xos_core:
-    repository: "{{ docker_registry }}/xosproject/xos-ui"
+    repository: "{{ docker_registry }}/xosproject/xos-core"
     tag: "{{ docker_tag }}"
   xos_db:
     repository: "{{ docker_registry }}/xosproject/xos-postgres"