Apply suggestion from @gtrivedi88

Co-authored-by: Gaurav Trivedi <90042568+gtrivedi88@users.noreply.github.com>

Author: ibuziuk

modules/administration-guide/pages/running-at-scale.adoc

@@ -213,7 +213,7 @@ A critical requirement for the multicluster redirector is that all users must be
 
 The routing configuration uses a `ConfigMap` that contains JSON to map Red Hat OpenShift groups to {prod} URLs. The redirector uses this file to update routing tables in real-time without requiring restarts.
 
-.Operational Flow
+.Operational flow
 
 The routing process follows these steps: