CORD-1243 move volt model_policies to model policy framework

Change-Id: I6797ed2c39afdfb69194da4fc00d71e99ed47246
diff --git a/xos/synchronizer/model-deps b/xos/synchronizer/model-deps
new file mode 100644
index 0000000..0967ef4
--- /dev/null
+++ b/xos/synchronizer/model-deps
@@ -0,0 +1 @@
+{}