[luxembourg] Add Port Channel 3 informations (Hera network configuration)

data/grid5000/sites/luxembourg/network_equipments/ul-grid5000-sw01.json

@@ -20,6 +20,16 @@
         "port": 40
       }
     ],
+    "3": [
+      {
+        "linecard": 1,
+        "port": 23
+      },
+      {
+        "linecard": 2,
+        "port": 46
+      }
+    ],
     "naming_pattern": "Po%CHANNELID%"
   },
   "kind": "router",

generators/input/sites/luxembourg/net-links/ul-grid5000-sw01.yaml

@@ -123,8 +123,8 @@ ul-grid5000-sw01:
           kind: node
         23:
           uid: hera
-          kind: other
           port: eth1
+          kind: other
         24:
           uid: granduc-1
           port: eth1
@@ -364,3 +364,8 @@ ul-grid5000-sw01:
           port: 36
         - linecard: 1
           port: 40
+    "3":
+        - linecard: 1
+          port: 23
+        - linecard: 2
+          port: 46