[sophia] remove 8100 PKEY from uvb

data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-1.json

data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-10.json

data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-11.json

data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-12.json

data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-14.json

data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-15.json

data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-16.json

data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-17.json

data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-18.json

data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-19.json

data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-2.json

data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-20.json

data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-21.json

data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-22.json

data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-23.json

data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-24.json

data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-25.json

data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-26.json

data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-27.json

data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-28.json