[nancy] remove sgraoullyib

data/grid5000/sites/nancy/network_equipments/sgraoullyib.json

-{
-  "ip": "172.17.79.223",
-  "kind": "hpcswitch",
-  "linecards": [
-    {
-    },
-    {
-    },
-    {
-    },
-    {
-    },
-    {
-    },
-    {
-    },
-    {
-    },
-    {
-    },
-    {
-    },
-    {
-    },
-    {
-    },
-    {
-    },
-    {
-      "kavlan_pattern": "%LINECARD%/%PORT%",
-      "kind": "switch",
-      "ports": [
-
-      ],
-      "rate": 20000000000,
-      "snmp_pattern": "%LINECARD%/%PORT%"
-    }
-  ],
-  "managed_by_us": true,
-  "model": "Infiniband",
-  "pdu": [
-    {
-      "port": 7,
-      "uid": "graoully-pdu2"
-    }
-  ],
-  "site": "nancy",
-  "snmp_community": "public",
-  "type": "network_equipment",
-  "uid": "sgraoullyib",
-  "warranty": "2020-09-01"
-}
\ No newline at end of file