[nancy] update pdu information for graphene-137

data/grid5000/sites/nancy/clusters/graphene/graphene.json

 {
-  "created_at": "Wed, 19 Jan 2011 23:00:00 GMT",
+  "created_at": "Thu, 20 Jan 2011 00:00:00 GMT",
   "kavlan": true,
   "model": "Carri System 5393",
   "queues": [

data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-137.json

@@ -195,7 +195,7 @@
         },
         "pdu": [
           {
-            "port": 15,
+            "port": 17,
             "uid": "graphene-pdu8"
           }
         ]

input/grid5000/sites/nancy/clusters/graphene/graphene_extra.yaml

@@ -1766,7 +1766,7 @@ nodes:
         switch_port: 1/0/13
     pdu:
       - uid: graphene-pdu8
-        port: 15 
+        port: 17
   graphene-138:
     network_adapters:
       eth0: