Update links to avoid redirects. (#5827)

docs/tasks/federation/federation-service-discovery.md

@@ -25,7 +25,7 @@ this for you). Other tutorials, for example
 by Kelsey Hightower, are also available to help you.
 
 You are also expected to have a basic
-[working knowledge of Kubernetes](/docs/getting-started-guides/) in
+[working knowledge of Kubernetes](/docs/setup/) in
 general, and [Services](/docs/concepts/services-networking/service/) in particular.
 
 ## Overview

docs/tasks/federation/set-up-coredns-provider-federation.md

@@ -23,7 +23,7 @@ DNS provider for Cluster Federation.
 
 * You need to have a running Kubernetes cluster (which is
 referenced as host cluster). Please see one of the
-[getting started](/docs/getting-started-guides/) guides for
+[getting started](/docs/setup/) guides for
 installation instructions for your platform.
 * Support for `LoadBalancer` services in member clusters of federation is
 mandatory to enable `CoreDNS` for service discovery across federated clusters.