Configure dynamic replication controls

Add new groups for configuring what repos can replicate.

Granting refs/* read to the new GitHub Repliction
accounts will enable the replication plugin to see the
repo and start replicating it to the appropriate GitHub
org.

Signed-off-by: Andrew Grimberg <agrimberg@linuxfoundation.org>
diff --git a/project.config b/project.config
index 5e4e16a..f9e5d16 100644
--- a/project.config
+++ b/project.config
@@ -15,6 +15,8 @@
 	createProject = group CORD Committers
 	accessDatabase = group user/Brian O'Connor (bocon)
 [access "refs/*"]
+	read = deny group GitHub Replication - Open-Cloud
+	read = deny group GitHub Replication - OpenCord
 	read = group Administrators
 	read = group Anonymous Users
 	read = group Non-Interactive Users