[sophia] Improve compliance with wiki rules - should be OK for g5k-checks 0.3

data/grid5000/sites/sophia/clusters/azur/nodes/azur-44.json

data/grid5000/sites/sophia/clusters/azur/nodes/azur-45.json

data/grid5000/sites/sophia/clusters/azur/nodes/azur-46.json

data/grid5000/sites/sophia/clusters/azur/nodes/azur-47.json

data/grid5000/sites/sophia/clusters/azur/nodes/azur-48.json

data/grid5000/sites/sophia/clusters/azur/nodes/azur-49.json

data/grid5000/sites/sophia/clusters/azur/nodes/azur-5.json

data/grid5000/sites/sophia/clusters/azur/nodes/azur-50.json

data/grid5000/sites/sophia/clusters/azur/nodes/azur-51.json

data/grid5000/sites/sophia/clusters/azur/nodes/azur-52.json

data/grid5000/sites/sophia/clusters/azur/nodes/azur-53.json

data/grid5000/sites/sophia/clusters/azur/nodes/azur-54.json

data/grid5000/sites/sophia/clusters/azur/nodes/azur-55.json

data/grid5000/sites/sophia/clusters/azur/nodes/azur-56.json

data/grid5000/sites/sophia/clusters/azur/nodes/azur-57.json

data/grid5000/sites/sophia/clusters/azur/nodes/azur-58.json

data/grid5000/sites/sophia/clusters/azur/nodes/azur-59.json

data/grid5000/sites/sophia/clusters/azur/nodes/azur-6.json

data/grid5000/sites/sophia/clusters/azur/nodes/azur-60.json

data/grid5000/sites/sophia/clusters/azur/nodes/azur-61.json