[all] kwollect - fix network_ifaceout_bytes_total OID

...grid5000/sites/lille/network_equipments/sw-chiclet-1.json

...grid5000/sites/lille/network_equipments/sw-chiclet-2.json

...grid5000/sites/lille/network_equipments/sw-chiclet-3.json

data/grid5000/sites/lyon/network_equipments/force10.json

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

data/grid5000/sites/lyon/network_equipments/salome.json

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

.../grid5000/sites/nancy/network_equipments/sgraoullyib.json

data/grid5000/sites/nancy/network_equipments/sgrcinq.json

data/grid5000/sites/nancy/network_equipments/sgrisou1.json

data/grid5000/sites/nancy/network_equipments/sgros1.json

data/grid5000/sites/nancy/network_equipments/sgros2.json

data/grid5000/sites/nancy/network_equipments/sgrvingt.json

...id5000/sites/nantes/network_equipments/ecotype-prod1.json

...id5000/sites/nantes/network_equipments/ecotype-prod2.json

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

.../grid5000/sites/rennes/network_equipments/bigdata-sw.json

data/grid5000/sites/rennes/network_equipments/c6509.json

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

...d5000/sites/rennes/network_equipments/paravance-sw-1.json