[rennes][abacus26] Add cluster to network description

data/grid5000/sites/rennes/clusters/abacus26/nodes/abacus26-1.json

@@ -127,8 +127,8 @@
       "rate": 10000000000,
       "sriov": false,
       "sriov_totalvfs": 0,
-      "switch": null,
-      "switch_port": null,
+      "switch": "swdc-c003-01-02-rba",
+      "switch_port": "Eth1/17",
       "vendor": "Broadcom Inc. and subsidiaries"
     },
     {

data/grid5000/sites/rennes/network_equipments/swdc-c003-01-02-rba.json

@@ -56,6 +56,10 @@
         {
         },
         {
+          "kind": "node",
+          "port": "eth0",
+          "snmp_name": "Eth1/17",
+          "uid": "abacus26-1"
         },
         {
         },

input/grid5000/sites/rennes/networks/swdc-c003-01-02-rba.yaml

@@ -19,6 +19,8 @@ swdc-c003-01-02-rba:
         3:
           uid: port-channel51
           kind: channel
+        17:
+          uid: abacus26-1
         25_01: # physically on interface 1/25 of swdc-c003-01-rba only
           uid: roazhon10-2
         25_02: # physically on interface 1/25 of swdc-c003-02-rba only
@@ -78,7 +80,6 @@ swdc-c003-01-02-rba:
           uid: abacus11-1
         23:
           uid: abacus10-1
-
   channels:
     port-channel51:
       uid: swcore-01-rba