test: wait for links and metrics in prometheus_rabbitmq_federation_collector_SUITE (backport #12642) (backport #12647)#12648

michaelklishin merged 2 commits intov3.13.xrabbitmq/rabbitmq-server:v3.13.xfrom

mergify/bp/v3.13.x/pr-12647rabbitmq/rabbitmq-server:mergify/bp/v3.13.x/pr-12647Copy head branch name to clipboard