[toulouse][network] Rename gw-toulouse to gw by default.

...00/sites/toulouse/clusters/montcalm/nodes/montcalm-1.json

...00/sites/toulouse/clusters/montcalm/nodes/montcalm-2.json

...00/sites/toulouse/clusters/montcalm/nodes/montcalm-3.json

...00/sites/toulouse/clusters/montcalm/nodes/montcalm-4.json

...00/sites/toulouse/clusters/montcalm/nodes/montcalm-5.json

...00/sites/toulouse/clusters/montcalm/nodes/montcalm-6.json

...00/sites/toulouse/clusters/montcalm/nodes/montcalm-7.json

...00/sites/toulouse/clusters/montcalm/nodes/montcalm-8.json

...00/sites/toulouse/clusters/montcalm/nodes/montcalm-9.json

data/grid5000/sites/toulouse/network_equipments/gw.json

...grid5000/sites/toulouse/network_equipments/sw-estats.json

input/grid5000/sites/toulouse/networks/gw.yaml

input/grid5000/sites/toulouse/networks/sw-estats.yaml