Remove the page on deploying cluster across AKS clusters

Author: NataliaIvakina

modules/ROOT/content-nav.adoc

@@ -68,8 +68,6 @@
 *** xref:kubernetes/operations/scaling.adoc[]
 *** xref:kubernetes/operations/image-pull-secret.adoc[]
 *** xref:kubernetes/operations/assign-neo4j-pods.adoc[]
-** Deploy a multi-data center Neo4j cluster
-*** xref:kubernetes/multi-dc-cluster/aks.adoc[]
 ** xref:kubernetes/troubleshooting.adoc[]
 
 * xref:configuration/index.adoc[]