[lille] add dhcp server

data/grid5000/sites/lille/servers/dhcp.json

+{
+  "kind": "virtual",
+  "network_adapters": {
+    "adm": {
+      "ip": "172.17.47.111"
+    },
+    "default": {
+      "ip": "172.16.47.111"
+    }
+  },
+  "type": "server",
+  "uid": "dhcp"
+}
\ No newline at end of file

data/grid5000/sites/lille/servers/dns.json

 {
-  "alias": [
-    "dhcp"
-  ],
   "kind": "virtual",
   "network_adapters": {
     "adm": {

grid5000-all.json

@@ -28978,10 +28978,20 @@
           "type": "server",
           "uid": "conman"
         },
+        "dhcp": {
+          "kind": "virtual",
+          "network_adapters": {
+            "adm": {
+              "ip": "172.17.47.111"
+            },
+            "default": {
+              "ip": "172.16.47.111"
+            }
+          },
+          "type": "server",
+          "uid": "dhcp"
+        },
         "dns": {
-          "alias": [
-            "dhcp"
-          ],
           "kind": "virtual",
           "network_adapters": {
             "adm": {

input/grid5000/sites/lille/servers/virtual.yaml

 dns:
   kind: virtual
-  alias: [dhcp]
   network_adapters:
     default:
       ip: 172.16.47.101
@@ -75,6 +74,13 @@ mail:
       ip: 172.16.47.110
     adm:
       ip: 172.17.47.110
+dhcp:
+  kind: virtual
+  network_adapters:
+    default:
+      ip: 172.16.47.111
+    adm:
+      ip: 172.17.47.111
 access:
   kind: virtual
   network_adapters: