[NOTICKET] Add extra ignored mount points for cvmfs and eos

As reported by our Magnum colleagues: You will have to add also var/cvmfs/.+|var/eos/. to be ignored, otherwise the exporter is accessing the paths and breaks the automount capabilities of the csi drivers. See: https://gitlab.cern.ch/kubernetes/automation/releases/cern-magnum/-/blob/master/values.yaml?ref_type=heads#L1127