Remove redundant ref-database migration flag

Change-Id: I4cd944d6a1af25715d60a6bee3a49211d2f4a8e3
diff --git a/setup_local_env/configs/multi-site.config b/setup_local_env/configs/multi-site.config
index 7ad8ddf..ed9e6ad 100644
--- a/setup_local_env/configs/multi-site.config
+++ b/setup_local_env/configs/multi-site.config
@@ -18,4 +18,3 @@
 	enabled = true
 [ref-database "zookeeper"]
 	connectString = localhost:$ZK_PORT
-	migrate = true # Enabling migration to align ZK and git
\ No newline at end of file