Delete the reference to the deleted page

Author: NataliaIvakina

modules/ROOT/pages/kubernetes/index.adoc

@@ -35,7 +35,6 @@ This chapter describes the following:
 ** xref:kubernetes/operations/scaling.adoc[Scale a Neo4j deployment]
 ** xref:kubernetes/operations/image-pull-secret.adoc[Use custom images from private registries]
 ** xref:kubernetes/operations/assign-neo4j-pods.adoc[Assign Neo4j pods to specific nodes]
-* xref:kubernetes/multi-dc-cluster/aks.adoc[Deploy a single Neo4j cluster across multiple AKS clusters] -- Deploy a single Neo4j cluster with three primary servers running on three different AKS clusters.
 * xref:kubernetes/troubleshooting.adoc[Troubleshooting] -- Diagnose and troubleshoot a Neo4j deployment running on Kubernetes.