[nantes] update rate, os version and ram_size

...id5000/sites/nantes/clusters/econome/nodes/econome-1.json

...d5000/sites/nantes/clusters/econome/nodes/econome-10.json

...d5000/sites/nantes/clusters/econome/nodes/econome-11.json

...d5000/sites/nantes/clusters/econome/nodes/econome-12.json

...d5000/sites/nantes/clusters/econome/nodes/econome-13.json

...d5000/sites/nantes/clusters/econome/nodes/econome-14.json

...d5000/sites/nantes/clusters/econome/nodes/econome-15.json

...d5000/sites/nantes/clusters/econome/nodes/econome-16.json

...d5000/sites/nantes/clusters/econome/nodes/econome-17.json

...d5000/sites/nantes/clusters/econome/nodes/econome-18.json

...d5000/sites/nantes/clusters/econome/nodes/econome-19.json

...id5000/sites/nantes/clusters/econome/nodes/econome-2.json

...d5000/sites/nantes/clusters/econome/nodes/econome-20.json

...d5000/sites/nantes/clusters/econome/nodes/econome-21.json

...d5000/sites/nantes/clusters/econome/nodes/econome-22.json

...id5000/sites/nantes/clusters/econome/nodes/econome-3.json

...id5000/sites/nantes/clusters/econome/nodes/econome-4.json

...id5000/sites/nantes/clusters/econome/nodes/econome-5.json

...id5000/sites/nantes/clusters/econome/nodes/econome-6.json

...id5000/sites/nantes/clusters/econome/nodes/econome-7.json