[rennes][abacus26] Add creation, warranty and manufacturing date

data/grid5000/sites/rennes/clusters/abacus26/abacus26.json

 {
   "boot_type": "uefi",
-  "created_at": "Thu, 01 Jan 1970 00:00:00 GMT",
+  "created_at": "Fri, 17 Jan 2025 00:00:00 GMT",
   "exotic": false,
   "kavlan": false,
-  "manufactured_at": "1970-01-01",
+  "manufactured_at": "2024-10-08",
   "metrics": [
 
   ],
@@ -15,5 +15,5 @@
   "redfish": true,
   "type": "cluster",
   "uid": "abacus26",
-  "warranty_end": "1970-01-01"
+  "warranty_end": "2031-10-14"
 }
\ No newline at end of file

data/grid5000/sites/rennes/clusters/abacus26/nodes/abacus26-1.json

@@ -13,11 +13,11 @@
   },
   "bmc_version": "1.59",
   "chassis": {
-    "manufactured_at": "1970-01-01",
+    "manufactured_at": "2024-10-08",
     "manufacturer": "HPE",
     "name": "ProLiant DL380 Gen11",
     "serial": "CZ2D1P0F51",
-    "warranty_end": "1970-01-01"
+    "warranty_end": "2031-10-14"
   },
   "exotic": false,
   "gpu_devices": {

input/grid5000/sites/rennes/clusters/abacus26/abacus26.yaml

 ---
 model: HPE ProLiant DL380 Gen11
-created_at: 1970-01-01 # TODO: change this value
+created_at: 2025-01-17 # TODO: change this e
 kavlan: false
 boot_type: uefi
 exotic: false
@@ -10,8 +10,8 @@ queues:
 nodes:
   abacus26-[1-1]:
     chassis:
-      manufactured_at: 1970-01-01 # TODO: Put date.
-      warranty_end: 1970-01-01 # TODO: Put date.
+      manufactured_at: 2024-10-08 
+      warranty_end: 2031-10-14 
     supported_job_types:
       deploy: true
       besteffort: true