[luxembourg] Remove renater-luxembourg

data/grid5000/sites/luxembourg/network_equipments/gw-luxembourg.json

 {
+  "backplane_bps": null,
   "channels": {
     "1": [
       {

data/grid5000/sites/luxembourg/network_equipments/renater-luxembourg.json

-{
-  "channels": {
-    "naming_pattern": "Po%CHANNELID%"
-  },
-  "kind": "virtual",
-  "linecards": [
-    {
-
-    },
-    {
-      "naming_pattern": "Te%LINECARD%/%PORT%",
-      "ports": [
-        {
-
-        },
-        {
-          "kind": "router",
-          "port": "Te5/4",
-          "uid": "gw-luxembourg"
-        }
-      ],
-      "rate": 10000000000
-    }
-  ],
-  "model": "Cisco",
-  "routes": {
-
-  },
-  "site": "luxembourg",
-  "snmp_community": "public",
-  "type": "network_equipment",
-  "uid": "renater-luxembourg",
-  "vlans": {
-    "naming_pattern": "Vlan%VLANID%"
-  },
-  "weathermap": {
-    "use_cacti": "no"
-  }
-}
\ No newline at end of file

data/grid5000/sites/luxembourg/network_equipments/ul-grid5000-sw02.json

 {
+  "backplane_bps": null,
   "channels": {
     "naming_pattern": "Po%CHANNELID%"
   },

generators/input/sites/luxembourg/net-links/renater-luxembourg.yaml

----
-renater-luxembourg:
-  model: Cisco
-  kind: virtual
-  site: luxembourg
-  snmp_community: public
-  weathermap: 
-    use_cacti: "no"
-  vlans:
-    naming_pattern: Vlan%VLANID%
-  routes: {}
-
-  linecards:
-    1:
-      naming_pattern: Te%LINECARD%/%PORT%
-      rate: 10000000000
-      ports:
-        1:
-          uid: gw-luxembourg
-          port: Te5/4
-          kind: router
-  channels:
-    naming_pattern: Po%CHANNELID%