[lyon][hydra] add mount properties for eth1 for hydra-1

data/grid5000/sites/lyon/clusters/hydra/nodes/hydra-1.json

@@ -62,12 +62,15 @@
     {
       "device": "eth1",
       "driver": "mlx5_core",
+      "enabled": false,
       "firmware_version": "28.40.1000 (MT_0000000834)",
       "interface": "Ethernet",
       "kavlan": false,
       "mac": "a0:88:c2:98:fc:83",
       "management": false,
       "model": "MT2910 Family [ConnectX-7]",
+      "mountable": false,
+      "mounted": false,
       "name": "enp1s0f1np1",
       "sriov": true,
       "sriov_totalvfs": 16,

input/grid5000/sites/lyon/clusters/hydra/nodes/hydra-1.yaml

@@ -35,6 +35,9 @@ hydra-1:
       sriov_totalvfs: 16
       vendor: Mellanox Technologies
     eth1:
+      mounted: false
+      mountable: false
+      enabled: false
       driver: mlx5_core
       firmware_version: 28.40.1000 (MT_0000000834)
       interface: Ethernet