[grenoble] manually fixed BMC MAC addresses

data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-31.json

@@ -92,7 +92,7 @@
       "enabled": true,
       "interface": "Ethernet",
       "ip": "172.17.16.31",
-      "mac": null,
+      "mac": "00:30:48:96:d4:24",
       "management": true,
       "mountable": false,
       "mounted": false,

data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-6.json

@@ -92,7 +92,7 @@
       "enabled": true,
       "interface": "Ethernet",
       "ip": "172.17.16.6",
-      "mac": null,
+      "mac": "00:30:48:96:d3:1f",
       "management": true,
       "mountable": false,
       "mounted": false,

input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-31.yaml

@@ -48,7 +48,7 @@ genepi-31:
       driver: e1000e
       mountable: true
     bmc:
-      mac:
+      mac: 00:30:48:96:d4:24
       ip: 172.17.16.31
   storage_devices:
     sda:

input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-6.yaml

@@ -54,7 +54,7 @@ genepi-6:
       driver: e1000e
       mountable: true
     bmc:
-      mac:
+      mac: 00:30:48:96:d3:1f
       ip: 172.17.16.6
   operating_system:
     kernel: 3.16.0-4-amd64