Configure default GitHub replication as disabled

Signed-off-by: Andrew Grimberg <agrimberg@linuxfoundation.org>
Signed-off-by: Linux Foundation Administrators <collab-it+onlab@linuxfoundation.org>
diff --git a/project.config b/project.config
index 1f07df1..38e31db 100644
--- a/project.config
+++ b/project.config
@@ -13,6 +13,7 @@
 	accessDatabase = group user/Brian O'Connor (bocon)
 	createGroup = group user/Carmelo Cascone (carmelo)
 [access "refs/*"]
+	read = deny group GitHub Replication
 	read = group Administrators
 	read = group Anonymous Users
 	read = group Registered Users