label xos images

Change-Id: I0501b2774376990a5088838a8cc68d6f55e057f8
diff --git a/group_vars/all b/group_vars/all
index 81134ee..7adf249 100644
--- a/group_vars/all
+++ b/group_vars/all
@@ -60,7 +60,7 @@
 build_optional_images: False
 
 docker_optional_images:
-  - name: "xosprojext/xos-test"
+  - name: "xosproject/xos-test"
     dockerfile: "Dockerfile.test"
     pull: False
     publish: False