[lille] Delete chuque and chti clusters

data/grid5000/sites/lille/clusters/chti/chti.json

data/grid5000/sites/lille/clusters/chti/nodes/chti-1.json

data/grid5000/sites/lille/clusters/chti/nodes/chti-10.json

data/grid5000/sites/lille/clusters/chti/nodes/chti-11.json

data/grid5000/sites/lille/clusters/chti/nodes/chti-12.json

data/grid5000/sites/lille/clusters/chti/nodes/chti-13.json

data/grid5000/sites/lille/clusters/chti/nodes/chti-14.json

data/grid5000/sites/lille/clusters/chti/nodes/chti-15.json

data/grid5000/sites/lille/clusters/chti/nodes/chti-16.json

data/grid5000/sites/lille/clusters/chti/nodes/chti-17.json

data/grid5000/sites/lille/clusters/chti/nodes/chti-18.json

data/grid5000/sites/lille/clusters/chti/nodes/chti-19.json

data/grid5000/sites/lille/clusters/chti/nodes/chti-2.json

data/grid5000/sites/lille/clusters/chti/nodes/chti-20.json

data/grid5000/sites/lille/clusters/chti/nodes/chti-3.json

data/grid5000/sites/lille/clusters/chti/nodes/chti-4.json

data/grid5000/sites/lille/clusters/chti/nodes/chti-5.json

data/grid5000/sites/lille/clusters/chti/nodes/chti-6.json

data/grid5000/sites/lille/clusters/chti/nodes/chti-7.json

data/grid5000/sites/lille/clusters/chti/nodes/chti-8.json