[network] Rennes renater backbone now connected to nantes

data/grid5000/network_equipments/renater-nantes.json

@@ -7,6 +7,9 @@
         {
           "uid": "renater-bordeaux"
         },
+        {
+          "uid": "renater-rennes"
+        },
         {
           "kind": "router",
           "site_uid": "nantes",

data/grid5000/network_equipments/renater-paris.json

@@ -12,9 +12,6 @@
         },
         {
           "uid": "renater-nancy"
-        },
-        {
-          "uid": "renater-rennes"
         }
       ]
     }

data/grid5000/network_equipments/renater-rennes.json

@@ -5,7 +5,7 @@
       "rate": 10000000000,
       "ports": [
         {
-          "uid": "renater-paris"
+          "uid": "renater-nantes"
         },
         {
           "kind": "router",