Tidy up Wallaby renos

...d-openstack-exporter-scrape-timeout-af5dcd5d988ae12b.yaml

...nd_prometheus_support_on_cloudkitty-774e13e363e15a4b.yaml

...tes/notes/custom-grafana-dashboards-fd4c8a00cd2dd126.yaml

...precate-monasca-log-metrics-service-d558015f1cf426df.yaml

releasenotes/notes/external-tls-72d36e8aa0b6ccaf.yaml

...lement-docker-healthchecks-for-aodh-1ddc44642c39b765.yaml

...nt-docker-healthchecks-for-barbican-8cccb703a7c8d674.yaml

...ment-docker-healthchecks-for-blazar-88fb90398a249e18.yaml

...ment-docker-healthchecks-for-cinder-518d4d6457703b7e.yaml

...-docker-healthchecks-for-cloudkitty-a032d6408b7eea26.yaml

...ment-docker-healthchecks-for-cyborg-a4b6edb97a09cce5.yaml

...t-docker-healthchecks-for-designate-f4851e1d6245b0f7.yaml

...cker-healthchecks-for-elasticsearch-b251cd701d428a18.yaml

...ent-docker-healthchecks-for-gnocchi-fa2fa16bcdcc0667.yaml

...ent-docker-healthchecks-for-haproxy-e222d45809a1a9a1.yaml

...ment-docker-healthchecks-for-ironic-26df3f8c96ab70c7.yaml

...ment-docker-healthchecks-for-kibana-4aff69122b158c00.yaml

...ment-docker-healthchecks-for-magnum-0e92b0645fcdeb61.yaml

...ment-docker-healthchecks-for-manila-a0cd7d075a816ba5.yaml

...ent-docker-healthchecks-for-octavia-add6a52fad7a09b9.yaml