[rennes] add webfish vm

data/grid5000/sites/rennes/servers/webfish.json

+{
+  "kind": "virtual",
+  "network_adapters": {
+    "default": {
+      "ip": "172.16.111.153"
+    }
+  },
+  "type": "server",
+  "uid": "webfish"
+}
\ No newline at end of file

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

@@ -241,6 +241,11 @@ k8s-lb5:
   network_adapters:
     default:
       ip: 172.16.111.245
+webfish:
+  kind: virtual
+  network_adapters:
+    default:
+      ip: 172.16.111.153
 
 demovm:
   kind: virtual