[strasbourg][fleckenstein] Describe temporary homogeneities with dead nodes.

Disks have been reorganised to reduce heterogeneity in the cluster.

Heterogeneity rules still remains due to dead nodes that couldn't get scanned by g5k-checks.

data/grid5000/sites/strasbourg/clusters/fleckenstein/nodes/fleckenstein-1.json

@@ -287,23 +287,23 @@
       "vendor": "HPE"
     },
     {
-      "by_id": "/dev/disk/by-id/wwn-0x5000039c084abe95",
+      "by_id": "/dev/disk/by-id/wwn-0x5000c500da4908df",
       "by_path": "/dev/disk/by-path/pci-0000:47:00.0-scsi-0:2:2:0",
-      "firmware_version": "HPD5",
+      "firmware_version": "HPD8",
       "id": "disk1",
       "interface": "SAS",
-      "model": "EG002400JWJNN",
+      "model": "EG002400JXLWC",
       "size": 2400476553216,
       "storage": "HDD",
       "vendor": "HPE"
     },
     {
-      "by_id": "/dev/disk/by-id/wwn-0x5000039c084ac005",
+      "by_id": "/dev/disk/by-id/wwn-0x5000c500da491efb",
       "by_path": "/dev/disk/by-path/pci-0000:47:00.0-scsi-0:2:3:0",
-      "firmware_version": "HPD5",
+      "firmware_version": "HPD8",
       "id": "disk2",
       "interface": "SAS",
-      "model": "EG002400JWJNN",
+      "model": "EG002400JXLWC",
       "size": 2400476553216,
       "storage": "HDD",
       "vendor": "HPE"
@@ -318,17 +318,6 @@
       "size": 2400476553216,
       "storage": "HDD",
       "vendor": "HPE"
-    },
-    {
-      "by_id": "/dev/disk/by-id/wwn-0x5000039c084abc6d",
-      "by_path": "/dev/disk/by-path/pci-0000:47:00.0-scsi-0:2:5:0",
-      "firmware_version": "HPD5",
-      "id": "disk4",
-      "interface": "SAS",
-      "model": "EG002400JWJNN",
-      "size": 2400476553216,
-      "storage": "HDD",
-      "vendor": "HPE"
     }
   ],
   "supported_job_types": {