Update replication plugin to latest revision

- Revert "Replicate HEAD reference when replicating a project"
- Fetch parent groups of the authGroups

Change-Id: I0fab5d828fef06b583404f30cacf17f44c882da0
diff --git a/plugins/replication b/plugins/replication
index 173494b..85685f6 160000
--- a/plugins/replication
+++ b/plugins/replication
@@ -1 +1 @@
-Subproject commit 173494bb65cd8bf6c73a4bdcb0947090522896ed
+Subproject commit 85685f618eecf41bc0bc3a65bc1c849b96bca4e8