Using new version of xos-gui-ws

Change-Id: Ifa4dafa5f1362e88782ad9d9a08a59224b67b0ca
diff --git a/xos-core/requirements.yaml b/xos-core/requirements.yaml
index de38084..00edc4b 100644
--- a/xos-core/requirements.yaml
+++ b/xos-core/requirements.yaml
@@ -18,7 +18,7 @@
   version: 1.0.0
   repository: file://../xos-db
 - name: xos-gui
-  version: 1.2.0
+  version: 1.2.1
   repository: file://../xos-gui
   condition: xos-gui.enabled