Remove glean config for OVH nodes
Remove glean config for OVH nodes

OVH updated its infra in order to have correct network_data.json given
by metadata API and / or config drive.

So glean override for this is not needed anymore.

Change-Id: Id97aceb78019b7b71bc231778d7ea7e0f3964e0d
Signed-off-by: Arnaud Morin <d07e5db6eddedb1c88c8e4e2f054201dc4f9f225@corp.ovh.com>

openstack-infra/project-config,openstack-infra/project-config