Describe uplink gw <=> force10 as a 40G link

data/grid5000/sites/lyon/network_equipments/force10.json

@@ -303,6 +303,7 @@
         {
           "kind": "router",
           "port": "0:25",
+          "rate": 40000000000,
           "snmp_name": "fortyGigE 0/60",
           "uid": "gw"
         }