fix bad path in xos.yaml

Change-Id: I3f5af8383a6dc86a90dd8792717f12328846213e
diff --git a/frontend/xos.yaml b/frontend/xos.yaml
index caa4b86..dbd4e71 100644
--- a/frontend/xos.yaml
+++ b/frontend/xos.yaml
@@ -39,7 +39,7 @@
     /opt/xos/core/xoslib/static:
       type: tosca.nodes.XOSVolume
       properties:
-          host_path: { path_join: [ SELF, CONFIG_DIR, ../../core/xoslib/static/, ENV_VAR ] }
+          host_path: { path_join: [ SELF, CONFIG_DIR, ../../xos/xos/core/xoslib/static/, ENV_VAR ] }
           read_only: false
       requirements:
           - xos: