[nancy] talc - Fix for disk revision

data/grid5000/sites/nancy/clusters/talc/nodes/talc-105.json

data/grid5000/sites/nancy/clusters/talc/nodes/talc-107.json

data/grid5000/sites/nancy/clusters/talc/nodes/talc-108.json

data/grid5000/sites/nancy/clusters/talc/nodes/talc-109.json

data/grid5000/sites/nancy/clusters/talc/nodes/talc-111.json

data/grid5000/sites/nancy/clusters/talc/nodes/talc-112.json

data/grid5000/sites/nancy/clusters/talc/nodes/talc-113.json

data/grid5000/sites/nancy/clusters/talc/nodes/talc-115.json

data/grid5000/sites/nancy/clusters/talc/nodes/talc-116.json

data/grid5000/sites/nancy/clusters/talc/nodes/talc-117.json

data/grid5000/sites/nancy/clusters/talc/nodes/talc-120.json

data/grid5000/sites/nancy/clusters/talc/nodes/talc-122.json

data/grid5000/sites/nancy/clusters/talc/nodes/talc-124.json

data/grid5000/sites/nancy/clusters/talc/nodes/talc-127.json

data/grid5000/sites/nancy/clusters/talc/nodes/talc-129.json

data/grid5000/sites/nancy/clusters/talc/nodes/talc-132.json

data/grid5000/sites/nancy/clusters/talc/nodes/talc-133.json

data/grid5000/sites/nancy/clusters/talc/nodes/talc-28.json

data/grid5000/sites/nancy/clusters/talc/nodes/talc-90.json

data/grid5000/sites/nancy/clusters/talc/nodes/talc-91.json