[nancy/grat] Add interface information

data/grid5000/sites/nancy/clusters/grat/nodes/grat-1.json

@@ -21,12 +21,16 @@
     {
       "device": "eth0",
       "enabled": true,
+      "interface": "Ethernet",
       "ip": "172.16.69.11",
+      "ip6": "2001:660:4406:500:6::b",
       "kavlan": false,
       "mac": "88:e9:a4:58:c1:30",
       "mountable": true,
       "mounted": true,
-      "network_address": "grat-1.nancy.grid5000.fr"
+      "network_address": "grat-1.nancy.grid5000.fr",
+      "switch": null,
+      "switch_port": null
     },
     {
       "device": "eth1",

input/grid5000/sites/nancy/clusters/grat/grat.yaml

@@ -35,6 +35,7 @@ nodes:
         mac: 5c:ba:2c:3d:84:4c
         ip: 172.17.69.11
       eth0:
+        interface: Ethernet
         enabled: true
         mountable: true
         mounted: true