Add fluentd libvirt-exporter label

Also remove parsing sf-notifier logs file as
Docker is responsible for sf-notifier logs.

Change-Id: Id809b534239f818ca3660340d76345f4c10c7ac8
Related-bug: PROD-26897 (PROD:26897)
Related-bug: PROD-27026 (PROD:27026)
2 files changed