[occm] Support Octavia/Amphora Prometheus endpoint creation using annotations#2633

Lucasgranet wants to merge 3 commits intokubernetes:masterkubernetes/cloud-provider-openstack:masterfrom

Lucasgranet:feat/occm/metric-annotationsLucasgranet/cloud-provider-openstack:feat/occm/metric-annotationsCopy head branch name to clipboard