OSDOCS-4773: Removed dual-stack networking for OSD/ROSA

Author: EricPonvelle

networking/routes/route-configuration.adoc

@@ -65,7 +65,9 @@ include::modules/nw-ingress-edge-route-default-certificate.adoc[leveloffset=+1]
 
 include::modules/nw-ingress-reencrypt-route-custom-cert.adoc[leveloffset=+1]
 
+ifndef::openshift-rosa,openshift-dedicated[]
 include::modules/nw-router-configuring-dual-stack.adoc[leveloffset=+1]
+endif::openshift-rosa,openshift-dedicated[]
 
 [role="_additional-resources"]
 .Additional resources