[DOCS] Groups pages related to encrypting communications (#49324)

Author: lcawl

x-pack/docs/en/security/configuring-es.asciidoc

@@ -137,14 +137,7 @@ Events are logged to a dedicated `<clustername>_audit.json` file in
 
 To walk through the configuration of {security-features} in {es}, {kib}, {ls}, and {metricbeat}, see <<security-getting-started>>.
 
-include::securing-communications/securing-elasticsearch.asciidoc[]
-
-include::securing-communications/configuring-tls-docker.asciidoc[]
-
-include::securing-communications/enabling-cipher-suites.asciidoc[]
-
 include::securing-communications/separating-node-client-traffic.asciidoc[]
-
 include::authentication/configuring-active-directory-realm.asciidoc[]
 include::authentication/configuring-pki-realm.asciidoc[]
 

x-pack/docs/en/security/securing-communications/index.asciidoc

@@ -18,4 +18,7 @@ The authentication of new nodes helps prevent a rogue node from joining the
 cluster and receiving data through replication.
 
 include::setting-up-ssl.asciidoc[]
+include::securing-elasticsearch.asciidoc[]
+include::configuring-tls-docker.asciidoc[]
+include::enabling-cipher-suites.asciidoc[]