OCPBUGS-14697: agent doc typos

Author: skopacz1

modules/agent-install-networking.adoc

@@ -70,8 +70,9 @@ rendezvousIP: 192.168.111.80 <1>
           config:
             - destination: 0.0.0.0/0
               next-hop-address: 192.168.111.1 <6>
-              next-hop-interface: eth0
+              next-hop-interface: eno1
               table-id: 254
+  EOF
 ----
 <1> If a value is not specified for the `rendezvousIP` field, one address will be chosen from the static IP addresses specified in the `networkConfig` fields.
 <2> The MAC address of an interface on the host, used to determine which host to apply the configuration to.