[nancy/graffiti] Update yaml file for graffiti-2

input/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-2.yaml

@@ -42,13 +42,13 @@ graffiti-2:
       vbios_version: 90.02.17.00.B2
       vendor: Nvidia
     nvidia3:
-      vendor: Nvidia
+      cpu_affinity: 1
+      device: "/dev/nvidia3"
+      memory: 11019000000
       model: GeForce RTX 2080 Ti
-      vbios_version: 90.02.17.00.B2
       power_default_limit: 250.00 W
-      memory: 11019000000
-      device: "/dev/nvidia3"
-      cpu_affinity: 1
+      vbios_version: 90.02.17.00.B2
+      vendor: Nvidia
   main_memory:
     ram_size: 137438953472
   network_adapters: