[lyon] Update network topology (link to admin switch)

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

@@ -114,6 +114,9 @@
         {
         },
         {
+          "kind": "other",
+          "snmp_name": "ethernet1/1/29",
+          "uid": "sw-admin"
         },
         {
           "kind": "backbone",

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

@@ -22,10 +22,6 @@
         {
         },
         {
-          "kind": "other",
-          "port": "eth1",
-          "snmp_name": "GigabitEthernet3",
-          "uid": "sw-admin"
         },
         {
         },

input/grid5000/sites/lyon/networks/gw-lyon.yaml

@@ -109,6 +109,9 @@ gw:
           uid: force10
           kind: switch
           port: '0:60'
+        29:
+          uid: sw-admin
+          kind: other
         30:
           uid: renater-lyon
           kind: backbone

input/grid5000/sites/lyon/networks/salome.yaml

@@ -36,9 +36,6 @@ salome:
           uid: gw
           kind: router
           port: "0:24"
-        3:
-          uid: sw-admin
-          kind: other
         21: sagittaire-1
         22: sagittaire-2
         23: sagittaire-3